{"group":{"id":1,"name":"Community","lockable":false,"created_at":"2012-01-18T18:02:15.000Z","updated_at":"2026-04-16T00:12:35.000Z","description":"Problems submitted by members of the MATLAB Central community.","is_default":true,"created_by":161519,"badge_id":null,"featured":false,"trending":false,"solution_count_in_trending_period":0,"trending_last_calculated":"2026-04-16T00:00:00.000Z","image_id":null,"published":true,"community_created":false,"status_id":2,"is_default_group_for_player":false,"deleted_by":null,"deleted_at":null,"restored_by":null,"restored_at":null,"description_opc":null,"description_html":null,"published_at":null},"problems":[{"id":61162,"title":"[Mảng 1 Chiều Cơ Bản]. Bài 4. Lớn hơn, nhỏ hơn","description":"Cho mảng số nguyên A[] gồm N phần tử và số nguyên X , hãy đếm xem trong mảng có bao nhiêu số lớn hơn X và bao nhiêu số nhỏ hơn X.\r\nĐầu vào\r\nDòng thứ 1 gồm N số nguyên viết cách nhau một vài khoảng trắng\r\nDòng thứ 2 là số nguyên X\r\nGiới hạn\r\n1\u003c=N\u003c=1000\r\n-10^3\u003c=A[i]\u003c=10^3\r\nĐầu ra\r\nDòng 1 in ra các số nhỏ hớn X, dòng 2 in ra các số lớn hơn X\r\nVí dụ :\r\nnums = [-798 183 434 850 555];\r\ncorrect_answer = [1 4];\r\n ","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(33, 33, 33); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none; white-space: normal; \"\u003e\u003cdiv style=\"block-size: 402px; display: block; min-width: 0px; padding-block-start: 0px; padding-inline-start: 2px; padding-left: 2px; padding-top: 0px; perspective-origin: 408px 201px; transform-origin: 408px 201px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 42px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eCho mảng số nguyên \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eA[]\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e gồm \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e phần tử và số nguyên \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eX\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e , hãy đếm xem trong mảng có bao nhiêu số lớn hơn \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eX\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e và bao nhiêu số nhỏ hơn \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eX\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu vào\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng thứ 1 gồm \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e số nguyên viết cách nhau một vài khoảng trắng\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng thứ 2 là số nguyên \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eX\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eGiới hạn\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e1\u0026lt;=N\u0026lt;=1000\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu ra\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng 1 in ra các số nhỏ hớn X, dòng 2 in ra các số lớn hơn X\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eVí dụ :\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-family: Menlo, Monaco, Consolas, \u0026quot;Courier New\u0026quot;, monospace; \"\u003enums = [-798 183 434 850 555];\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-family: Menlo, Monaco, Consolas, \u0026quot;Courier New\u0026quot;, monospace; \"\u003ecorrect_answer = [1 4];\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function [count_smaller, count_bigger] = solution(nums, x)\r\n\r\nend","test_suite":"%%\r\nnums = [-798 183 434 850 555];\r\ncorrect_answer = [1 4];\r\n[small, big] = solution(nums, 135)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [87 -67 58 -80 77 4 95 51 45 -100 -59 -48 -84 47 65 -31 -73 33 66 35 -72 -24];\r\ncorrect_answer = [13 9];\r\n[small, big] = solution(nums, 36)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [96 -47 74 -25 -73 -84 48 -26 -24 -40 -41 -48 -7 98 -23 89 -67 85 51 72 21];\r\ncorrect_answer = [1 20];\r\n[small, big] = solution(nums, -79)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [31 -89 -96 -42 87 3 75 -25 77 7 79 -80 -58 41 -28 -100 -23 -36 -21];\r\ncorrect_answer = [4 15];\r\n[small, big] = solution(nums, -64)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [19 19 -66 87 -89 -60 2 52 -71];\r\ncorrect_answer = [8 0];\r\n[small, big] = solution(nums, 87)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-89 35 -44 56 93 38 0 -81 -43 8 -98 -44 18 -66 -66 35 14];\r\ncorrect_answer = [10 7];\r\n[small, big] = solution(nums, 10)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [26 -35 4 73 99 68 -31 50 88 34 -4 -43 19 -33 92 -12 93 35 41 92 88 67 -69 66 -7 -40 5 67 8 -48 -29 -63 -30 -62 67 -23 -99 -38 68];\r\ncorrect_answer = [5 34];\r\n[small, big] = solution(nums, -44)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [6 -70 5 -44 43 47 -10 -64 -73 -46 27 62 34 -43 -72 -51 39 -86 0 98 81 15 54 50 39 36 -44 16 24 63 -97 -57];\r\ncorrect_answer = [31 0];\r\n[small, big] = solution(nums, 98)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [27 37 62 -44 33 -95 9 6 75 -63 87 96 -34 25 5 -8 -28 -33 -84 -22 -52 -3 40 -73 66 86 66 -3 32 -9 -16 -94 86];\r\ncorrect_answer = [2 31];\r\n[small, big] = solution(nums, -92)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-23 7 100 81 -98 56 -3 -22 65 75 100 -61 74 -39 -18 64 -26 -15 -82 34];\r\ncorrect_answer = [12 8];\r\n[small, big] = solution(nums, 46)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-33 47 98 40 -82 -6 27 5 -72 -45 98 59 87];\r\ncorrect_answer = [4 9];\r\n[small, big] = solution(nums, -30)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [36 -29 -12 82 67 -22 47 -42 -42];\r\ncorrect_answer = [2 7];\r\n[small, big] = solution(nums, -41)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = 84;\r\ncorrect_answer = [0 1];\r\n[small, big] = solution(nums, 37)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-1 58 -24 -57 45 55 39 24 53 2];\r\ncorrect_answer = [1 9];\r\n[small, big] = solution(nums, -34)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = 16;\r\ncorrect_answer = [0 1];\r\n[small, big] = solution(nums, -66)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-70 1 -97 -6 -91 -12 -68 14];\r\ncorrect_answer = [8 0];\r\n[small, big] = solution(nums, 64)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-54 -51 -30 -18];\r\ncorrect_answer = [0 4];\r\n[small, big] = solution(nums, -78)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [35 9 -29 32 36 -74 -12 88 14 16 53 -51 39 -41 14 27 -20];\r\ncorrect_answer = [2 15];\r\n[small, big] = solution(nums, -50)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-10 6 27 34 -12 -66 39 85 -26 28 78 -3 26 -7 -79 -78 -79 -11 88 27 86 -88 -39 90 -98 -67 51 67 21 4 89 48 40 49 75 93 97 84];\r\ncorrect_answer = [7 31];\r\n[small, big] = solution(nums, -44)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [65 -64 -93];\r\ncorrect_answer = [2 1];\r\n[small, big] = solution(nums, 55)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-34 16 71 29 -16 9 -64 -53 -59 -48 89 28 66 -22 -67 48 75 -29 -65 100 92 -69];\r\ncorrect_answer = [19 3];\r\n[small, big] = solution(nums, 86)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-56 -73 -48 9 -84 20 -95 -9 -34 89 -40 -14 32 -24 -73 -81 -39];\r\ncorrect_answer = [16 1];\r\n[small, big] = solution(nums, 65)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-59 97 -13 67 8 -95 -99 58 -11 -42 73 31 -43 29 -48 -65 -26 8 86 50 -71 -100 -75 84 35 -78];\r\ncorrect_answer = [25 1];\r\n[small, big] = solution(nums, 93)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-2 -28 -6 -89 -34];\r\ncorrect_answer = [1 4];\r\n[small, big] = solution(nums, -47)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [90 -94 82 -26 33 91 -82 37 -18 -78];\r\ncorrect_answer = [5 5];\r\n[small, big] = solution(nums, -2)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [76 32 -45 32 29 80 77 -33 -15 61 85 74 0 17 85 -67 -25 -48 66];\r\ncorrect_answer = [0 19];\r\n[small, big] = solution(nums, -86)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [11 24 -18 -49 -17 -24 -81 -74 22 31 69 0];\r\ncorrect_answer = [3 9];\r\n[small, big] = solution(nums, -39)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-91 -55 -27 14 14 56 18];\r\ncorrect_answer = [1 6];\r\n[small, big] = solution(nums, -78)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-86 -27 -43 49 -87 52 -52 -54 -98 -74 -58 -57 82 -45 -81 57 34 23 -31 38 -54 -39 -29 -57 36 47];\r\ncorrect_answer = [0 25];\r\n[small, big] = solution(nums, -98)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-52 86 53 -24 37 40 18 93 57 8 -82 78 -49 -7 -34];\r\ncorrect_answer = [10 5];\r\n[small, big] = solution(nums, 52)\r\nassert(isequal([small, big], correct_answer))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":4945898,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":16,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2026-01-13T04:29:07.000Z","updated_at":"2026-04-02T18:45:39.000Z","published_at":"2026-01-13T04:29:07.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCho mảng số nguyên \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eA[]\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e gồm \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eN\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e phần tử và số nguyên \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eX\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e , hãy đếm xem trong mảng có bao nhiêu số lớn hơn \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eX\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e và bao nhiêu số nhỏ hơn 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w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDòng thứ 2 là số nguyên \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eX\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eGiới hạn\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1\u0026lt;=N\u0026lt;=1000\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu ra\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDòng 1 in ra các số nhỏ hớn X, dòng 2 in ra các số lớn hơn X\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eVí dụ :\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:rFonts w:cs=\\\"monospace\\\"/\u003e\u003c/w:rPr\u003e\u003cw:t\u003enums = [-798 183 434 850 555];\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:rFonts w:cs=\\\"monospace\\\"/\u003e\u003c/w:rPr\u003e\u003cw:t\u003ecorrect_answer = [1 4];\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e 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Bài 3. Số nhỏ nhất","description":"Cho mảng số nguyên A[] gồm N phần tử, hãy đếm xem trong mảng của bạn có bao nhiêu số có cùng giá trị nhỏ nhất. Ví dụ mảng A = {1, 2, 1, 3, 5} thì số nhỏ nhất trong mảng là 1 xuất hiện 2 lần.\r\nĐầu vào\r\nVector hàng gồm N số nguyên\r\nGiới hạn\r\n1\u003c=N\u003c=1000\r\n-10^3\u003c=A[i]\u003c=10^3\r\nĐầu ra\r\nIn ra đáp án của bài toán\r\nVí dụ :\r\nNums = [28 28 28 30]\r\nOutput =  3","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(33, 33, 33); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none; white-space: normal; \"\u003e\u003cdiv style=\"block-size: 342px; display: block; min-width: 0px; padding-block-start: 0px; padding-inline-start: 2px; padding-left: 2px; padding-top: 0px; perspective-origin: 408px 171px; transform-origin: 408px 171px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 42px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eCho mảng số nguyên \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eA[]\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e gồm \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e phần tử, hãy đếm xem trong mảng của bạn có bao nhiêu số có cùng giá trị nhỏ nhất. Ví dụ mảng A = {1, 2, 1, 3, 5} thì số nhỏ nhất trong mảng là 1 xuất hiện 2 lần.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu vào\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eVector hàng gồm N số nguyên\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eGiới hạn\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e1\u0026lt;=N\u0026lt;=1000\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu ra\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eIn ra đáp án của bài toán\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eVí dụ :\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eNums = [28 28 28 30]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eOutput =\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e  \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e3\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function result = solution(nums)\r\n    \r\nend","test_suite":"%%\r\nnums = [-615 135 315 371 -293 914 -513 497 -220 690 -256 415 -309 755 501 -131 -199 -254 -254 -199 -131 501 755 -309 415 -256 690 -220 497 -513 914 -293 371 315 135 -615];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-240 -855 -119 213 -391 -187 -798 -46 -415 -968 769 -580 367 -692 949 5 783 453 453 783 5 949 -692 367 -580 769 -968 -415 -46 -798 -187 -391 213 -119 -855 -240];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [215 -302 52 594 -453 -415 -304 752 -814 -587 -395 -297 454 773 -897 -843 -972 -614 -948 -62 -62 -948 -614 -972 -843 -897 773 454 -297 -395 -587 -814 752 -304 -415 -453 594 52 -302 215];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [840 432 -23 -844 60 332 216 -161 -779 634 634 -779 -161 216 332 60 -844 -23 432 840];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [18 609 20 -395 724 -886 462 802 -72 -61 -61 -72 802 462 -886 724 -395 20 609 18];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [924 753 -23 -186 -747 851 -989 -989 851 -747 -186 -23 753 924];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-352 -900 -711 459 -35 -324 -527 -98 -98 -527 -324 -35 459 -711 -900 -352];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-352 -472 660 393 -333 161 -425 -472 -472 -425 161 -333 393 660 -472 -352];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [354 40 -847 -889 -483 -120 -432 358 900 548 272 272 548 900 358 -432 -120 -483 -889 -847 40 354];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [28 29 28 28 28 28];\r\ncorrect_answer = 5;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [494 172 546 -215 211 -505 -420 -962 -306 -717 -177 -694 658 479 -803 642 -546 -787 326 910 629 247 -344 -445 -131 -300 756 -988 393 -324 -390 -390 -324 393 -988 756 -300 -131 -445 -344 247 629 910 326 -787 -546 642 -803 479 658 -694 -177 -717 -306 -962 -420 -505 211 -215 546 172 494];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [843 787 995 -855 -741 964 -820 373 858 -717 769 -961 -315 -524 970 694 589 801 560 673 -358 486 329 -422 -325 818 818 -325 -422 329 486 -358 673 560 801 589 694 970 -524 -315 -961 769 -717 858 373 -820 964 -741 -855 995 787 843];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [393 -583 -583 393];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-564 -801 239 -793 598 806 -375 -437 -987 -8 977 476 -379 201 564 -777 159 741 380 -514 -315 91 -865 -179 -525 -22 612 -244 36 -811 819 -585 -236 -236 -585 819 -811 36 -244 612 -22 -525 -179 -865 91 -315 -514 380 741 159 -777 564 201 -379 476 977 -8 -987 -437 -375 806 598 -793 239 -801 -564];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [517 -654 35 991 415 -839 -914 -18 -107 -26 -669 -279 762 489 -167 815 -812 -638 894 -799 -224 -422 -854 -611 -165 -414 404 404 -414 -165 -611 -854 -422 -224 -799 894 -638 -812 815 -167 489 762 -279 -669 -26 -107 -18 -914 -839 415 991 35 -654 517];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [919 -389 -691 111 581 -112 992 -127 -391 -507 -507 -391 -127 992 -112 581 111 -691 -389 919];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-555 -209 -551 -460 -163 996 822 101 193 -842 153 797 -73 -203 -791 305 984 356 -143 310 178 490 282 7 877 211 278 406 722 -241 424 47 -273 -131 375 -547 958 952 -421 -421 952 958 -547 375 -131 -273 47 424 -241 722 406 278 211 877 7 282 490 178 310 -143 356 984 305 -791 -203 -73 797 153 -842 193 101 822 996 -163 -460 -551 -209 -555];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [993 578 590 265 623 -104 662 -747 27 432 -504 64 -236 604 604 -236 64 -504 432 27 -747 662 -104 623 265 590 578 993];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [966 874 153 -840 -172 -639 992 41 771 297 -68 -810 936 240 -688 -203 765 78 87 -115 -633 -502 -430 59 120 -170 812 812 -170 120 59 -430 -502 -633 -115 87 78 765 -203 -688 240 936 -810 -68 297 771 41 992 -639 -172 -840 153 874 966];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [300 -423 -490 -284 612 78 180 -538 -797 289 961 -797 -625 -625 -797 961 289 -797 -538 180 78 612 -284 -490 -423 300];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [677 677];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-63 818 -166 88 398 -842 19 -26 712 229 -766 214 -672 -202 65 751 318 576 -748 50 50 -748 576 318 751 65 -202 -672 214 -766 229 712 -26 19 -842 398 88 -166 818 -63];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-782 269 -839 -178 425 -800 620 276 797 244 -171 295 -21 -813 275 901 -47 206 183 -550 337 -687 549 -574 -662 452 -488 -675 252 -499 -474 688 -205 -791 -613 -274 -274 -613 -791 -205 688 -474 -499 252 -675 -488 452 -662 -574 549 -687 337 -550 183 206 -47 901 275 -813 -21 295 -171 244 797 276 620 -800 425 -178 -839 269 -782];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [200 -484 -283 775 801 -104 -463 108 -643 720 -536 -664 -947 -355 110 649 609 -952 -257 -16 -68 -917 234 156 -403 -129 -727 -401 523 -930 -461 993 -106 -695 773 773 -695 -106 993 -461 -930 523 -401 -727 -129 -403 156 234 -917 -68 -16 -257 -952 609 649 110 -355 -947 -664 -536 720 -643 108 -463 -104 801 775 -283 -484 200];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-768 -499 -499 -768];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [797 -553 347 638 898 749 -213 874 -126 -675 -381 362 869 895 198 898 -192 -918 -413 -937 729 -135 -815 -725 -516 -554 736 529 -311 -231 190 190 -231 -311 529 736 -554 -516 -725 -815 -135 729 -937 -413 -918 -192 898 198 895 869 362 -381 -675 -126 874 -213 749 898 638 347 -553 797];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-333 710 -469 868 -220 366 -450 -945 882 68 343 215 502 963 456 715 984 519 -708 -348 -943 389 389 -943 -348 -708 519 984 715 456 963 502 215 343 68 882 -945 -450 366 -220 868 -469 710 -333];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [458 474 -651 -289 149 -80 668 631 -352 -77 348 191 -732 -961 -750 -554 -102 69 981 435 961 -893 274 921 -460 899 805 -611 468 -651 -790 -372 -303 -202 -432 -372 437 890 -825 -825 890 437 -372 -432 -202 -303 -372 -790 -651 468 -611 805 899 -460 921 274 -893 961 435 981 69 -102 -554 -750 -961 -732 191 348 -77 -352 631 668 -80 149 -289 -651 474 458];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [192 657 565 115 -928 339 698 -870 -279 -484 -135 -388 -388 -135 -484 -279 -870 698 339 -928 115 565 657 192];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-741 -565 787 244 -204 -288 293 466 464 917 -909 -151 -982 408 562 130 -954 -985 978 -597 647 -278 -78 -780 563 -93 -406 -283 -35 -138 398 350 -987 -842 -79 555 634 263 -270 -270 263 634 555 -79 -842 -987 350 398 -138 -35 -283 -406 -93 563 -780 -78 -278 647 -597 978 -985 -954 130 562 408 -982 -151 -909 917 464 466 293 -288 -204 244 787 -565 -741];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":4945898,"edited_by":4945898,"edited_at":"2026-01-13T04:16:09.000Z","deleted_by":null,"deleted_at":null,"solvers_count":19,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2026-01-13T04:14:26.000Z","updated_at":"2026-04-02T02:27:31.000Z","published_at":"2026-01-13T04:14:26.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCho mảng số nguyên \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eA[]\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e gồm \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eN\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e phần tử, hãy đếm xem trong mảng của bạn có bao nhiêu số có cùng giá trị nhỏ nhất. Ví dụ mảng A = {1, 2, 1, 3, 5} thì số nhỏ nhất trong mảng là 1 xuất hiện 2 lần.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu vào\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eVector hàng gồm N số nguyên\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eGiới hạn\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1\u0026lt;=N\u0026lt;=1000\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu ra\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eIn ra đáp án của bài toán\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eVí dụ :\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eNums = [28 28 28 30]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eOutput =\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e  \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e3\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":61159,"title":"[Mảng 1 Chiều Cơ Bản]. Bài 1. Chẵn lẻ","description":"Cho mảng số nguyên A[] gồm N phần tử, nhiệm vụ của bạn là đếm xem trong mảng có bao nhiêu số chẵn, bao nhiêu số lẻ, tổng các phần tử là số chẵn, tổng các phần tử là số lẻ.\r\nĐầu vào\r\nVector hàng gồm N phần tử là số nguyên\r\nGiới hạn\r\n1\u003c=N\u003c=1000\r\n-10^3\u003c=A[i]\u003c=10^3\r\nĐầu ra\r\nDòng đầu tiên in ra số lượng số lẻ\r\nDòng thứ 2 in ra số lượng số chẵn\r\nDòng thứ 3 in ra tổng các số lẻ.\r\nDòng thứ 4 in ra tổng các số chẵn.\r\nVí dụ :\r\nInput: nums = [-711 327 372 779 451 -864]\r\nOutput output = [4 2 846 -492]","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(33, 33, 33); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none; white-space: normal; \"\u003e\u003cdiv style=\"block-size: 432px; display: block; min-width: 0px; padding-block-start: 0px; padding-inline-start: 2px; padding-left: 2px; padding-top: 0px; perspective-origin: 408px 216px; transform-origin: 408px 216px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 42px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eCho mảng số nguyên \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eA[]\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e gồm \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e phần tử, nhiệm vụ của bạn là đếm xem trong mảng có bao nhiêu số chẵn, bao nhiêu số lẻ, tổng các phần tử là số chẵn, tổng các phần tử là số lẻ.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu vào\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eVector hàng gồm N phần tử là số nguyên\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eGiới hạn\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e1\u0026lt;=N\u0026lt;=1000\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu ra\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng đầu tiên in ra số lượng số lẻ\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng thứ 2 in ra số lượng số chẵn\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng thứ 3 in ra tổng các số lẻ.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng thứ 4 in ra tổng các số chẵn.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eVí dụ :\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eInput: \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003enums = [-711 327 372 779 451 -864]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eOutput \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eoutput = [4 2 846 -492]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function [count_odd, count_even, sum_odd, sum_even] = solution(nums)\r\n\r\nend","test_suite":"%%\r\nnums = [810 -416 452 -321 -455 -660 328 72 659 -466 -648 -138 -49 571 -739 -898 255 -942 -728 389 31 85 617 588 4 -447 -761 774 941 885 276 -819 -851 -635 -937];\r\ncorrect_answer = [19 16 -1581 -1592];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-712 272 580 133 -245 643 -390 -361 570 7 -478 465 -674 843 -556 -833 -853 539 636 481 517 923 -67 574 -155 888 -998 963 140];\r\ncorrect_answer = [16 13 3000 -148];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [115 -401 -682 331 369 585 -303 -500 -310 -343 855 512 -424 212];\r\ncorrect_answer = [8 6 1208 -1192];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [693 804 192 -863 -564 739 -172 323 567 -504 109 -541 -987 534 -957 -214 -495 -592 325 830 -987 493 600 816 950 -761 38 644 274 908 894];\r\ncorrect_answer = [14 17 -2342 5438];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-866 -125 -358 -732 -731 612 50 889 977 -180 -258 -547 -108 -468 -82 -134 -481 -733 -162 14 -352 370 -114 -129 586 631 504 579 3 110 262 -804 -509 232 -390 534 -466 -921 -407];\r\ncorrect_answer = [14 25 -1504 -2200];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [939 378 436 118 67 752 -214 -84 -584 515 93 -285 402 -782 -987 195 319 160 820 272 51 -481];\r\ncorrect_answer = [10 12 426 1674];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [464 -672];\r\ncorrect_answer = [0 2 0 -208];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-481 94 83 577 740 575 939 -639 862 -910 -519];\r\ncorrect_answer = [7 4 535 786];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = zeros(1,0);\r\ncorrect_answer = [0 0 0 0];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [810 145 -689 5 136 -624 -352 432 106 -716 -239 -207 154 -962 155 865 -787 465 942 218 440 -395 -82 -904 -229 -277 -425];\r\ncorrect_answer = [13 14 -1613 -402];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-99 614 581 -434 -864 -891 275 -152 811 -165 -692 80 875 322 -211 -482 696 891 -246 -866 -637 152 -629 -417 -77 -306 -364 -80 -528 -945 317 -683 606];\r\ncorrect_answer = [16 17 -1004 -2544];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-345 492 493 -652 -765 -652 255 684 20 -669 429 814 -563 742 -577 674];\r\ncorrect_answer = [8 8 -1742 2122];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [47 -45 780 -870 19 242 467 -540 -957 -722 539 940 -227 987 -347 -726 -231 125 268 83 -370 -682 -695 -726 420 -70 -774 402 -640 608 28 97 -585 569 53];\r\ncorrect_answer = [17 18 -101 -2432];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-156 443 -854 190 724 -102 305 -393 215 -442 599 593 909 -111 -86 200 686 -938 -626 888 896 -94 622];\r\ncorrect_answer = [8 15 2560 908];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [346 -255 -189 -122 357 -70 907 -291 -322 792 91 499 -751 -94 -851 327 408 838 320 380 708 -64 -83 613 650 -619 -949 -887 -714 -657 252 -941 -55 357 -771 -528 -422 -655];\r\ncorrect_answer = [21 17 -4803 2358];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [603 -401 552 106 109 462 548 802 -724 588 -621 -943 -746];\r\ncorrect_answer = [5 8 -1253 1588];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-744 871 -454 886 276];\r\ncorrect_answer = [1 4 871 -36];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-266 -528 -626 91 -490 -389 -969 175 926 700 -985 268 -282 -772 82 -167 34 773 -702 -131 -882 -238 445 -810 335 -407 197 -697 -127 -975 -542 -473 23 -570 -308];\r\ncorrect_answer = [17 18 -3281 -5006];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-173 -889 -220 -51 651 -393 644 131 -892 -480 178 -41 -603 -522 561 235 -712 432 -197 -75 415 -198 -972 -851 182 -108 854 -811 -249 92];\r\ncorrect_answer = [16 14 -2340 -1722];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [809 267 811 261];\r\ncorrect_answer = [4 0 2148 0];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = zeros(1,0);\r\ncorrect_answer = [0 0 0 0];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-777 259 -879 348 -45 -389 33 414 628 -369 -378 -310];\r\ncorrect_answer = [7 5 -2167 702];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [723 524 752 743 -655 701 920 541 750 -866 294 -352 281 760 -253 534 -664 39 255 428 -387 -473 832 230 -814 256 -616];\r\ncorrect_answer = [11 16 1515 2968];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [729 -333 -730 531 -363 -495 -600 -862 104 -192 500 -26 -231 -878 -573 88 -179 802 -888 -113 76 -732 82 715 -604 -689 -878 322 -963 -418 948];\r\ncorrect_answer = [12 19 -1964 -3886];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-513 364 -725 260 714 800 -303 -27 359 408 -78 -272 -440 -848 -111 -669 -203 842 23 829 -817 987 -808 -374 571 205 -68 -404 -734 -410 -667];\r\ncorrect_answer = [15 16 -1061 -1048];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-781 665 944 -564 412 -922 233 339 -926 -994 -715 725 -448];\r\ncorrect_answer = [6 7 466 -2498];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [44 135 -334 -173 -171 968 -885 -207 583 188 -381 804 -814 -362 774 315 369 -52 -718 902 766];\r\ncorrect_answer = [9 12 -415 2166];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [670 -350 -265 590 -802 904 -998 -409 -904 -115 580 827 67 608 125 502 -982];\r\ncorrect_answer = [6 11 230 -182];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-500 -384 934 -583 41 -549 134 997 -737 910 -753 -628 293 -744 -838 319 -946 971 79];\r\ncorrect_answer = [10 9 78 -2062];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [414 895 -236 386 204 551 184 -248 702 -549 594 994 -438 421 329];\r\ncorrect_answer = [5 10 1647 2556];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":1,"created_by":4945898,"edited_by":4945898,"edited_at":"2026-01-13T03:13:36.000Z","deleted_by":null,"deleted_at":null,"solvers_count":18,"test_suite_updated_at":"2026-01-13T03:13:36.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2026-01-13T03:11:05.000Z","updated_at":"2026-04-15T08:46:37.000Z","published_at":"2026-01-13T03:11:04.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCho mảng số nguyên \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eA[]\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e gồm \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eN\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e phần tử, nhiệm vụ của bạn là đếm xem trong mảng có bao nhiêu số chẵn, bao nhiêu số lẻ, tổng các phần tử là số chẵn, tổng các phần tử là số lẻ.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu vào\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eVector hàng gồm N phần tử là số nguyên\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eGiới hạn\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1\u0026lt;=N\u0026lt;=1000\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu ra\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDòng đầu tiên in ra số lượng số lẻ\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDòng thứ 2 in ra số lượng số chẵn\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDòng thứ 3 in ra tổng các số lẻ.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDòng thứ 4 in ra tổng các số chẵn.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eVí dụ :\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eInput: \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003enums = [-711 327 372 779 451 -864]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eOutput \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003eoutput = [4 2 846 -492]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":61160,"title":"[Mảng 1 Chiều Cơ Bản]. Bài 2. Trung bình cộng nguyên tố","description":"Cho mảng số nguyên A[] gồm N phần tử, nhiệm vụ của bạn là tính trung bình cộng của các số là số nguyên tố trong dãy. Dữ liệu đảm bảo có ít nhất 1 phần tử là số nguyên tố trong dãy.\r\nĐầu vào\r\nVector hàng gồm N số trong đó chắc chắn có chứa số nguyên tố\r\nGiới hạn\r\n1\u003c=N\u003c=1000\r\n-10^3\u003c=A[i]\u003c=10^3\r\nĐầu ra\r\nIn ra đáp án của bài toán\r\nVí dụ :\r\nInput nums = [-911 234 151 347 231]\r\nOutput result = 249\r\n ","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(33, 33, 33); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none; white-space: normal; \"\u003e\u003cdiv style=\"block-size: 372px; display: block; min-width: 0px; padding-block-start: 0px; padding-inline-start: 2px; padding-left: 2px; padding-top: 0px; perspective-origin: 408px 186px; transform-origin: 408px 186px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 42px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eCho mảng số nguyên \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eA[]\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e gồm \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e phần tử, nhiệm vụ của bạn là tính trung bình cộng của các số là số nguyên tố trong dãy. Dữ liệu đảm bảo có ít nhất 1 phần tử là số nguyên tố trong dãy.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu vào\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eVector hàng gồm N số trong đó chắc chắn có chứa số nguyên tố\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eGiới hạn\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e1\u0026lt;=N\u0026lt;=1000\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu ra\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eIn ra đáp án của bài toán\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eVí dụ :\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eInput \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003enums = [-911 234 151 347 231]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eOutput \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eresult = 249\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function result = solution(nums)\r\n    \r\nend","test_suite":"%%\r\nnums = [5 17 44 33 9 82 40 66 57 1 66 32 27 47 63 81 57 3 80 28 83 69 61 39 7 67 67 23 10 25 91 22 48 91 20 45 62 60];\r\ncorrect_answer = 38;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [94 47 31 44 31 28 14 17 50 9 93 15 17 43 68 36 10 1 38 79 45 10 81 66 46 54 53 63 65 20 81 20];\r\ncorrect_answer = 39.75;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [53 47 53 34 34 99 48 75 67 80 28 29 72 19 84 17 96 73 14 86 94 57 40 2 71 27 3 95 100 78 99 49 13 47 75 68 88 76];\r\ncorrect_answer = 38;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [29 39 9 87 44 18 1 66 37 38 45 52 31 48];\r\ncorrect_answer = 32.3333;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [59 86 12 66 76 71 61 4 20 34 65 22 8 99 21 99 62 25 52 72 26 12 55 22 32 98 31 95 42];\r\ncorrect_answer = 55.5;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [46 55 27 17 11 83 43 93 53 88 36 41 60 92 14 5 41 60 92 30 55 79 33 10 45 3 68 12 20 54 63 38 61 85 71 40 58 25 73 35];\r\ncorrect_answer = 44.6923;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [3 18 87 66 86 28 31 21 97 42 23 82 37];\r\ncorrect_answer = 38.2;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [27 80 94 41];\r\ncorrect_answer = 41;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [77 19 52 65 87 61 100 13 30 48 13 23 19 68 33 80 55 24 69 5 58 100 37 56 93 26 84 18 88 28 85 81 19 98 26 78 82 50 92 11];\r\ncorrect_answer = 22;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [82 12 3 35 78 29 83 18 87 93 20 6 55 1 83 91 71 25 59 94 90 61 80 84 57 1 26 44 44 88];\r\ncorrect_answer = 55.5714;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [73 29 24 14 23 82 19 67 94 43];\r\ncorrect_answer = 42.3333;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [67 32 89 30 30 91 97 21 3 18 31 97 79 68 85];\r\ncorrect_answer = 66.1429;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [83 44 86 1 100 28 4 16 48 89 71 79 18 74 25 9 86 69 96 99];\r\ncorrect_answer = 80.5;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = 61;\r\ncorrect_answer = 61;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [53 44 66 22];\r\ncorrect_answer = 53;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [82 23 88 72 67 44 57 100 96 34];\r\ncorrect_answer = 45;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [3 87 90 50 21 73 70 47 18 80 89 15 94 1 44 2 24 43 70 27 33 10 5];\r\ncorrect_answer = 37.4286;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [67 48 65 67 24 81 51 44 71 56 26 8 59 68 59 54 48 33 44 77 100 27 80 14 4 53 57 24 15 68 36 52 70 60 51 78 69 32 84];\r\ncorrect_answer = 62.6667;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [12 85 34 43 80 15 61 94 64 3 70 26 70 37 55 23 91 38 8 4 63 94 32 75 29 13 52 39 98 30 60 58 62 57];\r\ncorrect_answer = 29.8571;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [4 81 41 84 98 43 6 79 64 51 57 31 75 34 89 34 80 81 6 41 97 42 34 64 86 17 54 75 74 45];\r\ncorrect_answer = 54.75;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [99 7 88 50 29 19 97 76 96 68 19 29 6 5 28 18 68 91 36];\r\ncorrect_answer = 29.2857;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [64 53 20 52 75 42 74 69 96 31 35 39 3 64 57 37 43 47 32 23 12 14 95 50 75 32 1];\r\ncorrect_answer = 33.8571;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [85 11 59 59 53 46 97 19 56 63 4 65 84 40 44 9 37 88 21 10 19 67 74 64 47 32];\r\ncorrect_answer = 46.8;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [68 69 94 83 67];\r\ncorrect_answer = 75;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = 23;\r\ncorrect_answer = 23;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [41 16 84 15 68 76 2 15];\r\ncorrect_answer = 21.5;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [81 36 67 22 72 55 87 74 11 98 74 2 68 49 4 12 8 61 24];\r\ncorrect_answer = 35.25;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [51 49 87 97 76 25 68 76 59 83 93 64 2 19 3 94 49 80 46 5 43 90 88 64 30 30 25];\r\ncorrect_answer = 38.875;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [26 81 63 24 39 46 51 55 35 30 71 94 60 60 74 38 46 51 93 46 64 46 56 5 81 68 21 2 77 83 66 64 74];\r\ncorrect_answer = 40.25;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [67 45 65 65 68];\r\ncorrect_answer = 67;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":4945898,"edited_by":4945898,"edited_at":"2026-01-13T03:33:54.000Z","deleted_by":null,"deleted_at":null,"solvers_count":16,"test_suite_updated_at":"2026-01-13T03:33:54.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2026-01-13T03:31:16.000Z","updated_at":"2026-04-06T10:30:16.000Z","published_at":"2026-01-13T03:32:02.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCho mảng số nguyên \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eA[]\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e gồm \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eN\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e phần tử, nhiệm vụ của bạn là tính trung bình cộng của các số là số nguyên tố trong dãy. Dữ liệu đảm bảo có ít nhất 1 phần tử là số nguyên tố trong dãy.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu vào\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eVector hàng gồm N số trong đó chắc chắn có chứa số nguyên tố\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eGiới hạn\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1\u0026lt;=N\u0026lt;=1000\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu ra\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eIn ra đáp án của bài toán\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eVí dụ :\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eInput \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003enums = [-911 234 151 347 231]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eOutput \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003eresult = 249\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":61163,"title":"[Mảng 1 Chiều Cơ Bản]. Bài 5. In phần tử","description":"Cho mảng số nguyên A[] gồm N phần tử, nhiệm vụ của bạn là in ra các phần tử là số chẵn ở chỉ số chẵn, nếu mảng không tồn tại phần tử như vậy thì in ra NaN.\r\nĐầu vào\r\nDòng đầu tiên là số nguyên dương N\r\nDòng thứ 2 gồm N số nguyên viết cách nhau một vài khoảng trắng\r\nGiới hạn\r\n1\u003c=N\u003c=1000\r\n-10^3\u003c=A[i]\u003c=10^3\r\nĐầu ra\r\nIn ra các số cách nhau một khoảng trắng hoặc in ra NaN nếu không tìm thấy số thỏa mãn điều kiện của đầu bài.\r\nVí dụ:\r\n nums = [-971 107 458 222 200];\r\ncorrect_answer = 1;","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(33, 33, 33); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none; white-space: normal; \"\u003e\u003cdiv style=\"block-size: 372px; display: block; min-width: 0px; padding-block-start: 0px; padding-inline-start: 2px; padding-left: 2px; padding-top: 0px; perspective-origin: 408px 186px; transform-origin: 408px 186px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 42px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eCho mảng số nguyên \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eA[]\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e gồm \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e phần tử, nhiệm vụ của bạn là in ra các phần tử là số chẵn ở chỉ số chẵn, nếu mảng không tồn tại phần tử như vậy thì in ra \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eNaN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003e.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu vào\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng đầu tiên là số nguyên dương \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng thứ 2 gồm \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e số nguyên viết cách nhau một vài khoảng trắng\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eGiới hạn\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e1\u0026lt;=N\u0026lt;=1000\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu ra\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eIn ra các số cách nhau một khoảng trắng hoặc in ra \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eNaN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e nếu không tìm thấy số thỏa mãn điều kiện của đầu bài.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eVí dụ:\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-family: Menlo, Monaco, Consolas, \u0026quot;Courier New\u0026quot;, monospace; \"\u003enums = [-971 107 458 222 200];\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-family: Menlo, Monaco, Consolas, \u0026quot;Courier New\u0026quot;, monospace; \"\u003ecorrect_answer = 1;\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function res = solution(nums)\r\n  \r\nend","test_suite":"%%\r\nnums = [-971 107 458 222 200];\r\ncorrect_answer = 1;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [];\r\ncorrect_answer = NaN;\r\nresult = solution(nums)\r\nassert(isnan(result))\r\n%%\r\nnums = [-32 32 -93 55 38 86 -88 38 45 70 11 69 -91];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [35 75 -34 4 -9 -64 70 -91 5 -54 81 8 -81 72 -92 -72 -57 56 -29 -95 67 -27 58 76 35 9 80 -81 -82 -94 -35];\r\ncorrect_answer = 9;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [100 -17 51 39 54 83 -38];\r\ncorrect_answer = NaN;\r\nresult = solution(nums)\r\nassert(isnan(result))\r\n%%\r\nnums = [-86 18 9 29 20 -10 -68 53 97];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [66 77 -86 -4 48 47];\r\ncorrect_answer = 1;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [7 12 -31 10 -96 48 67 68 -94 83 -81 71 4 -97 -75 19 45 -93 -65 -54 43 54 18 75 -9 97 -48 38 19 -44 -44 37 63];\r\ncorrect_answer = 8;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-26 62 92 99];\r\ncorrect_answer = 1;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-13 -32 -9 54 51 99 -60 -25 42 -68 -35 62 -56 -34 -8 -30 -86 1];\r\ncorrect_answer = 6;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [14 -95 23 -15 29 -39 -42 -14 10 -76 -74];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-79 -82 -63 37 8 4 89 28 44 -15];\r\ncorrect_answer = 3;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [88 61 53 -88 82 31 90 9 -39 -83];\r\ncorrect_answer = 1;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-27 71 97 -90 -29 100 -17 -24 -79 18 -71 -25 88 40 -52 49 -35];\r\ncorrect_answer = 5;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-1 -60 -43 -42 -14 -4 87 68 -42 92 45 73 5 -90 92];\r\ncorrect_answer = 6;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-87 96 -41 90 -66 -100 76 70 -33 -81 26 -20 86 77 24 79 -58 -49 -100 -82 19 -40 55 29 -64 -44 -73];\r\ncorrect_answer = 8;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-72 72 -94 70 -54 51 -89 42 -63 99 3 8 -46 -24 2 3 -6 -70 -57 29 21 -64 74];\r\ncorrect_answer = 7;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [95 -43 90 22 56 -88 18 80 2 7 60 31 -7 12 49 3 -76 -47 85 18 8 88];\r\ncorrect_answer = 6;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [83 11 48 37 -72 95 -15 -85 -79 95 14];\r\ncorrect_answer = NaN;\r\nresult = solution(nums)\r\nassert(isnan(result))\r\n%%\r\nnums = [29 -57 39 -51 27 92 46 94 53 5 -11 28 -39 -11 33 65 -36 32 1 -69];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-79 74 36 66 90 26 3 11 98 26 71 -2 -96];\r\ncorrect_answer = 5;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [10 -80 -5 -65 -35 -78 -14 44 54 86];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-34 76 5 -47 -67 -91 -66 86 -79 67 -70 72 20 -61 60 58 -81 -66 21 -35 -47 58 23 37 40 87 -76 21 -2 6 -56];\r\ncorrect_answer = 7;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-49 -60 75 -95 -93 -12 -87 96 26 31 -35 -5 -97 -60 72 -87 -38 66 22 83 77 -51 92 -10 78 -7 17 -98 46 -17];\r\ncorrect_answer = 7;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [19 -100 88 38 -46];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [32 -43 7 -88 36 85 -7 -26 84 -98 86 39 65 72 -78 41 10 4 -37 -68 -36 34 5 22 52 -68 -1 53 -40 68 36];\r\ncorrect_answer = 10;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [8 68 -52 -97 22 8 -55 84 88 -2 40 3 -43 -99];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [33 -69 -55 76 21 30 -87 -57 56 26 -86 32];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [90 -96 46 -20 38 -86 52 -90 29 0 6 48 -45 -53 52 92 -67 -24 -81 87 61];\r\ncorrect_answer = 8;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [59 15 -28 -68 78 81 52 -28 -1 32 -42 -72 -39 -31 -72 -57 11 -90 -17 43 76 20 -7 63 -36 -25 -73 31 -95 -54];\r\ncorrect_answer = 7;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":4945898,"edited_by":4945898,"edited_at":"2026-01-13T05:15:28.000Z","deleted_by":null,"deleted_at":null,"solvers_count":12,"test_suite_updated_at":"2026-01-13T05:15:28.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2026-01-13T04:38:25.000Z","updated_at":"2026-04-02T12:41:45.000Z","published_at":"2026-01-13T04:38:25.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCho mảng số nguyên \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eA[]\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e gồm \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eN\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e phần tử, nhiệm vụ của bạn là in ra các phần tử là số chẵn ở chỉ số chẵn, nếu mảng không tồn tại phần tử như vậy thì in ra \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eNaN\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003e.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc 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unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e và bao nhiêu số nhỏ hơn \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eX\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu vào\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng thứ 1 gồm \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e số nguyên viết cách nhau một vài khoảng trắng\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng thứ 2 là số nguyên \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eX\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eGiới hạn\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e1\u0026lt;=N\u0026lt;=1000\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu ra\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng 1 in ra các số nhỏ hớn X, dòng 2 in ra các số lớn hơn X\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eVí dụ :\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-family: Menlo, Monaco, Consolas, \u0026quot;Courier New\u0026quot;, monospace; \"\u003enums = [-798 183 434 850 555];\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-family: Menlo, Monaco, Consolas, \u0026quot;Courier New\u0026quot;, monospace; \"\u003ecorrect_answer = [1 4];\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function [count_smaller, count_bigger] = solution(nums, x)\r\n\r\nend","test_suite":"%%\r\nnums = [-798 183 434 850 555];\r\ncorrect_answer = [1 4];\r\n[small, big] = solution(nums, 135)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [87 -67 58 -80 77 4 95 51 45 -100 -59 -48 -84 47 65 -31 -73 33 66 35 -72 -24];\r\ncorrect_answer = [13 9];\r\n[small, big] = solution(nums, 36)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [96 -47 74 -25 -73 -84 48 -26 -24 -40 -41 -48 -7 98 -23 89 -67 85 51 72 21];\r\ncorrect_answer = [1 20];\r\n[small, big] = solution(nums, -79)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [31 -89 -96 -42 87 3 75 -25 77 7 79 -80 -58 41 -28 -100 -23 -36 -21];\r\ncorrect_answer = [4 15];\r\n[small, big] = solution(nums, -64)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [19 19 -66 87 -89 -60 2 52 -71];\r\ncorrect_answer = [8 0];\r\n[small, big] = solution(nums, 87)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-89 35 -44 56 93 38 0 -81 -43 8 -98 -44 18 -66 -66 35 14];\r\ncorrect_answer = [10 7];\r\n[small, big] = solution(nums, 10)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [26 -35 4 73 99 68 -31 50 88 34 -4 -43 19 -33 92 -12 93 35 41 92 88 67 -69 66 -7 -40 5 67 8 -48 -29 -63 -30 -62 67 -23 -99 -38 68];\r\ncorrect_answer = [5 34];\r\n[small, big] = solution(nums, -44)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [6 -70 5 -44 43 47 -10 -64 -73 -46 27 62 34 -43 -72 -51 39 -86 0 98 81 15 54 50 39 36 -44 16 24 63 -97 -57];\r\ncorrect_answer = [31 0];\r\n[small, big] = solution(nums, 98)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [27 37 62 -44 33 -95 9 6 75 -63 87 96 -34 25 5 -8 -28 -33 -84 -22 -52 -3 40 -73 66 86 66 -3 32 -9 -16 -94 86];\r\ncorrect_answer = [2 31];\r\n[small, big] = solution(nums, -92)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-23 7 100 81 -98 56 -3 -22 65 75 100 -61 74 -39 -18 64 -26 -15 -82 34];\r\ncorrect_answer = [12 8];\r\n[small, big] = solution(nums, 46)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-33 47 98 40 -82 -6 27 5 -72 -45 98 59 87];\r\ncorrect_answer = [4 9];\r\n[small, big] = solution(nums, -30)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [36 -29 -12 82 67 -22 47 -42 -42];\r\ncorrect_answer = [2 7];\r\n[small, big] = solution(nums, -41)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = 84;\r\ncorrect_answer = [0 1];\r\n[small, big] = solution(nums, 37)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-1 58 -24 -57 45 55 39 24 53 2];\r\ncorrect_answer = [1 9];\r\n[small, big] = solution(nums, -34)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = 16;\r\ncorrect_answer = [0 1];\r\n[small, big] = solution(nums, -66)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-70 1 -97 -6 -91 -12 -68 14];\r\ncorrect_answer = [8 0];\r\n[small, big] = solution(nums, 64)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-54 -51 -30 -18];\r\ncorrect_answer = [0 4];\r\n[small, big] = solution(nums, -78)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [35 9 -29 32 36 -74 -12 88 14 16 53 -51 39 -41 14 27 -20];\r\ncorrect_answer = [2 15];\r\n[small, big] = solution(nums, -50)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-10 6 27 34 -12 -66 39 85 -26 28 78 -3 26 -7 -79 -78 -79 -11 88 27 86 -88 -39 90 -98 -67 51 67 21 4 89 48 40 49 75 93 97 84];\r\ncorrect_answer = [7 31];\r\n[small, big] = solution(nums, -44)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [65 -64 -93];\r\ncorrect_answer = [2 1];\r\n[small, big] = solution(nums, 55)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-34 16 71 29 -16 9 -64 -53 -59 -48 89 28 66 -22 -67 48 75 -29 -65 100 92 -69];\r\ncorrect_answer = [19 3];\r\n[small, big] = solution(nums, 86)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-56 -73 -48 9 -84 20 -95 -9 -34 89 -40 -14 32 -24 -73 -81 -39];\r\ncorrect_answer = [16 1];\r\n[small, big] = solution(nums, 65)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-59 97 -13 67 8 -95 -99 58 -11 -42 73 31 -43 29 -48 -65 -26 8 86 50 -71 -100 -75 84 35 -78];\r\ncorrect_answer = [25 1];\r\n[small, big] = solution(nums, 93)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-2 -28 -6 -89 -34];\r\ncorrect_answer = [1 4];\r\n[small, big] = solution(nums, -47)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [90 -94 82 -26 33 91 -82 37 -18 -78];\r\ncorrect_answer = [5 5];\r\n[small, big] = solution(nums, -2)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [76 32 -45 32 29 80 77 -33 -15 61 85 74 0 17 85 -67 -25 -48 66];\r\ncorrect_answer = [0 19];\r\n[small, big] = solution(nums, -86)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [11 24 -18 -49 -17 -24 -81 -74 22 31 69 0];\r\ncorrect_answer = [3 9];\r\n[small, big] = solution(nums, -39)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-91 -55 -27 14 14 56 18];\r\ncorrect_answer = [1 6];\r\n[small, big] = solution(nums, -78)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-86 -27 -43 49 -87 52 -52 -54 -98 -74 -58 -57 82 -45 -81 57 34 23 -31 38 -54 -39 -29 -57 36 47];\r\ncorrect_answer = [0 25];\r\n[small, big] = solution(nums, -98)\r\nassert(isequal([small, big], correct_answer))\r\n%%\r\nnums = [-52 86 53 -24 37 40 18 93 57 8 -82 78 -49 -7 -34];\r\ncorrect_answer = [10 5];\r\n[small, big] = solution(nums, 52)\r\nassert(isequal([small, big], correct_answer))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":4945898,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":16,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2026-01-13T04:29:07.000Z","updated_at":"2026-04-02T18:45:39.000Z","published_at":"2026-01-13T04:29:07.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCho mảng số nguyên \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eA[]\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e gồm \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eN\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e phần tử và số nguyên \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eX\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e , hãy đếm xem trong mảng có bao nhiêu số lớn hơn \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eX\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e và bao nhiêu số nhỏ hơn 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w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu ra\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDòng 1 in ra các số nhỏ hớn X, dòng 2 in ra các số lớn hơn X\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eVí dụ :\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:rFonts w:cs=\\\"monospace\\\"/\u003e\u003c/w:rPr\u003e\u003cw:t\u003enums = [-798 183 434 850 555];\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:rFonts w:cs=\\\"monospace\\\"/\u003e\u003c/w:rPr\u003e\u003cw:t\u003ecorrect_answer = [1 4];\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e 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Bài 3. Số nhỏ nhất","description":"Cho mảng số nguyên A[] gồm N phần tử, hãy đếm xem trong mảng của bạn có bao nhiêu số có cùng giá trị nhỏ nhất. Ví dụ mảng A = {1, 2, 1, 3, 5} thì số nhỏ nhất trong mảng là 1 xuất hiện 2 lần.\r\nĐầu vào\r\nVector hàng gồm N số nguyên\r\nGiới hạn\r\n1\u003c=N\u003c=1000\r\n-10^3\u003c=A[i]\u003c=10^3\r\nĐầu ra\r\nIn ra đáp án của bài toán\r\nVí dụ :\r\nNums = [28 28 28 30]\r\nOutput =  3","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(33, 33, 33); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none; white-space: normal; \"\u003e\u003cdiv style=\"block-size: 342px; display: block; min-width: 0px; padding-block-start: 0px; padding-inline-start: 2px; padding-left: 2px; padding-top: 0px; perspective-origin: 408px 171px; transform-origin: 408px 171px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 42px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eCho mảng số nguyên \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eA[]\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e gồm \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e phần tử, hãy đếm xem trong mảng của bạn có bao nhiêu số có cùng giá trị nhỏ nhất. 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text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eIn ra đáp án của bài toán\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eVí dụ :\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eNums = [28 28 28 30]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eOutput =\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e  \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e3\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function result = solution(nums)\r\n    \r\nend","test_suite":"%%\r\nnums = [-615 135 315 371 -293 914 -513 497 -220 690 -256 415 -309 755 501 -131 -199 -254 -254 -199 -131 501 755 -309 415 -256 690 -220 497 -513 914 -293 371 315 135 -615];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-240 -855 -119 213 -391 -187 -798 -46 -415 -968 769 -580 367 -692 949 5 783 453 453 783 5 949 -692 367 -580 769 -968 -415 -46 -798 -187 -391 213 -119 -855 -240];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [215 -302 52 594 -453 -415 -304 752 -814 -587 -395 -297 454 773 -897 -843 -972 -614 -948 -62 -62 -948 -614 -972 -843 -897 773 454 -297 -395 -587 -814 752 -304 -415 -453 594 52 -302 215];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [840 432 -23 -844 60 332 216 -161 -779 634 634 -779 -161 216 332 60 -844 -23 432 840];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [18 609 20 -395 724 -886 462 802 -72 -61 -61 -72 802 462 -886 724 -395 20 609 18];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [924 753 -23 -186 -747 851 -989 -989 851 -747 -186 -23 753 924];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-352 -900 -711 459 -35 -324 -527 -98 -98 -527 -324 -35 459 -711 -900 -352];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-352 -472 660 393 -333 161 -425 -472 -472 -425 161 -333 393 660 -472 -352];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [354 40 -847 -889 -483 -120 -432 358 900 548 272 272 548 900 358 -432 -120 -483 -889 -847 40 354];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [28 29 28 28 28 28];\r\ncorrect_answer = 5;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [494 172 546 -215 211 -505 -420 -962 -306 -717 -177 -694 658 479 -803 642 -546 -787 326 910 629 247 -344 -445 -131 -300 756 -988 393 -324 -390 -390 -324 393 -988 756 -300 -131 -445 -344 247 629 910 326 -787 -546 642 -803 479 658 -694 -177 -717 -306 -962 -420 -505 211 -215 546 172 494];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [843 787 995 -855 -741 964 -820 373 858 -717 769 -961 -315 -524 970 694 589 801 560 673 -358 486 329 -422 -325 818 818 -325 -422 329 486 -358 673 560 801 589 694 970 -524 -315 -961 769 -717 858 373 -820 964 -741 -855 995 787 843];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [393 -583 -583 393];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-564 -801 239 -793 598 806 -375 -437 -987 -8 977 476 -379 201 564 -777 159 741 380 -514 -315 91 -865 -179 -525 -22 612 -244 36 -811 819 -585 -236 -236 -585 819 -811 36 -244 612 -22 -525 -179 -865 91 -315 -514 380 741 159 -777 564 201 -379 476 977 -8 -987 -437 -375 806 598 -793 239 -801 -564];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [517 -654 35 991 415 -839 -914 -18 -107 -26 -669 -279 762 489 -167 815 -812 -638 894 -799 -224 -422 -854 -611 -165 -414 404 404 -414 -165 -611 -854 -422 -224 -799 894 -638 -812 815 -167 489 762 -279 -669 -26 -107 -18 -914 -839 415 991 35 -654 517];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [919 -389 -691 111 581 -112 992 -127 -391 -507 -507 -391 -127 992 -112 581 111 -691 -389 919];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-555 -209 -551 -460 -163 996 822 101 193 -842 153 797 -73 -203 -791 305 984 356 -143 310 178 490 282 7 877 211 278 406 722 -241 424 47 -273 -131 375 -547 958 952 -421 -421 952 958 -547 375 -131 -273 47 424 -241 722 406 278 211 877 7 282 490 178 310 -143 356 984 305 -791 -203 -73 797 153 -842 193 101 822 996 -163 -460 -551 -209 -555];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [993 578 590 265 623 -104 662 -747 27 432 -504 64 -236 604 604 -236 64 -504 432 27 -747 662 -104 623 265 590 578 993];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [966 874 153 -840 -172 -639 992 41 771 297 -68 -810 936 240 -688 -203 765 78 87 -115 -633 -502 -430 59 120 -170 812 812 -170 120 59 -430 -502 -633 -115 87 78 765 -203 -688 240 936 -810 -68 297 771 41 992 -639 -172 -840 153 874 966];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [300 -423 -490 -284 612 78 180 -538 -797 289 961 -797 -625 -625 -797 961 289 -797 -538 180 78 612 -284 -490 -423 300];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [677 677];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-63 818 -166 88 398 -842 19 -26 712 229 -766 214 -672 -202 65 751 318 576 -748 50 50 -748 576 318 751 65 -202 -672 214 -766 229 712 -26 19 -842 398 88 -166 818 -63];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-782 269 -839 -178 425 -800 620 276 797 244 -171 295 -21 -813 275 901 -47 206 183 -550 337 -687 549 -574 -662 452 -488 -675 252 -499 -474 688 -205 -791 -613 -274 -274 -613 -791 -205 688 -474 -499 252 -675 -488 452 -662 -574 549 -687 337 -550 183 206 -47 901 275 -813 -21 295 -171 244 797 276 620 -800 425 -178 -839 269 -782];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [200 -484 -283 775 801 -104 -463 108 -643 720 -536 -664 -947 -355 110 649 609 -952 -257 -16 -68 -917 234 156 -403 -129 -727 -401 523 -930 -461 993 -106 -695 773 773 -695 -106 993 -461 -930 523 -401 -727 -129 -403 156 234 -917 -68 -16 -257 -952 609 649 110 -355 -947 -664 -536 720 -643 108 -463 -104 801 775 -283 -484 200];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-768 -499 -499 -768];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [797 -553 347 638 898 749 -213 874 -126 -675 -381 362 869 895 198 898 -192 -918 -413 -937 729 -135 -815 -725 -516 -554 736 529 -311 -231 190 190 -231 -311 529 736 -554 -516 -725 -815 -135 729 -937 -413 -918 -192 898 198 895 869 362 -381 -675 -126 874 -213 749 898 638 347 -553 797];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-333 710 -469 868 -220 366 -450 -945 882 68 343 215 502 963 456 715 984 519 -708 -348 -943 389 389 -943 -348 -708 519 984 715 456 963 502 215 343 68 882 -945 -450 366 -220 868 -469 710 -333];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [458 474 -651 -289 149 -80 668 631 -352 -77 348 191 -732 -961 -750 -554 -102 69 981 435 961 -893 274 921 -460 899 805 -611 468 -651 -790 -372 -303 -202 -432 -372 437 890 -825 -825 890 437 -372 -432 -202 -303 -372 -790 -651 468 -611 805 899 -460 921 274 -893 961 435 981 69 -102 -554 -750 -961 -732 191 348 -77 -352 631 668 -80 149 -289 -651 474 458];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [192 657 565 115 -928 339 698 -870 -279 -484 -135 -388 -388 -135 -484 -279 -870 698 339 -928 115 565 657 192];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-741 -565 787 244 -204 -288 293 466 464 917 -909 -151 -982 408 562 130 -954 -985 978 -597 647 -278 -78 -780 563 -93 -406 -283 -35 -138 398 350 -987 -842 -79 555 634 263 -270 -270 263 634 555 -79 -842 -987 350 398 -138 -35 -283 -406 -93 563 -780 -78 -278 647 -597 978 -985 -954 130 562 408 -982 -151 -909 917 464 466 293 -288 -204 244 787 -565 -741];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":4945898,"edited_by":4945898,"edited_at":"2026-01-13T04:16:09.000Z","deleted_by":null,"deleted_at":null,"solvers_count":19,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2026-01-13T04:14:26.000Z","updated_at":"2026-04-02T02:27:31.000Z","published_at":"2026-01-13T04:14:26.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCho mảng số nguyên \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eA[]\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e gồm \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eN\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e phần tử, hãy đếm xem trong mảng của bạn có bao nhiêu số có cùng giá trị nhỏ nhất. Ví dụ mảng A = {1, 2, 1, 3, 5} thì số nhỏ nhất trong mảng là 1 xuất hiện 2 lần.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu vào\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eVector hàng gồm N số nguyên\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eGiới hạn\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1\u0026lt;=N\u0026lt;=1000\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu ra\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eIn ra đáp án của bài toán\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eVí dụ :\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eNums = [28 28 28 30]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eOutput =\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e  \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e3\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":61159,"title":"[Mảng 1 Chiều Cơ Bản]. Bài 1. Chẵn lẻ","description":"Cho mảng số nguyên A[] gồm N phần tử, nhiệm vụ của bạn là đếm xem trong mảng có bao nhiêu số chẵn, bao nhiêu số lẻ, tổng các phần tử là số chẵn, tổng các phần tử là số lẻ.\r\nĐầu vào\r\nVector hàng gồm N phần tử là số nguyên\r\nGiới hạn\r\n1\u003c=N\u003c=1000\r\n-10^3\u003c=A[i]\u003c=10^3\r\nĐầu ra\r\nDòng đầu tiên in ra số lượng số lẻ\r\nDòng thứ 2 in ra số lượng số chẵn\r\nDòng thứ 3 in ra tổng các số lẻ.\r\nDòng thứ 4 in ra tổng các số chẵn.\r\nVí dụ :\r\nInput: nums = [-711 327 372 779 451 -864]\r\nOutput output = [4 2 846 -492]","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(33, 33, 33); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none; white-space: normal; \"\u003e\u003cdiv style=\"block-size: 432px; display: block; min-width: 0px; padding-block-start: 0px; padding-inline-start: 2px; padding-left: 2px; padding-top: 0px; perspective-origin: 408px 216px; transform-origin: 408px 216px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 42px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eCho mảng số nguyên \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eA[]\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e gồm \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e phần tử, nhiệm vụ của bạn là đếm xem trong mảng có bao nhiêu số chẵn, bao nhiêu số lẻ, tổng các phần tử là số chẵn, tổng các phần tử là số lẻ.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu vào\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eVector hàng gồm N phần tử là số nguyên\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eGiới hạn\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e1\u0026lt;=N\u0026lt;=1000\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu ra\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng đầu tiên in ra số lượng số lẻ\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng thứ 2 in ra số lượng số chẵn\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng thứ 3 in ra tổng các số lẻ.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng thứ 4 in ra tổng các số chẵn.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eVí dụ :\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eInput: \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003enums = [-711 327 372 779 451 -864]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eOutput \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eoutput = [4 2 846 -492]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function [count_odd, count_even, sum_odd, sum_even] = solution(nums)\r\n\r\nend","test_suite":"%%\r\nnums = [810 -416 452 -321 -455 -660 328 72 659 -466 -648 -138 -49 571 -739 -898 255 -942 -728 389 31 85 617 588 4 -447 -761 774 941 885 276 -819 -851 -635 -937];\r\ncorrect_answer = [19 16 -1581 -1592];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-712 272 580 133 -245 643 -390 -361 570 7 -478 465 -674 843 -556 -833 -853 539 636 481 517 923 -67 574 -155 888 -998 963 140];\r\ncorrect_answer = [16 13 3000 -148];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [115 -401 -682 331 369 585 -303 -500 -310 -343 855 512 -424 212];\r\ncorrect_answer = [8 6 1208 -1192];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [693 804 192 -863 -564 739 -172 323 567 -504 109 -541 -987 534 -957 -214 -495 -592 325 830 -987 493 600 816 950 -761 38 644 274 908 894];\r\ncorrect_answer = [14 17 -2342 5438];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-866 -125 -358 -732 -731 612 50 889 977 -180 -258 -547 -108 -468 -82 -134 -481 -733 -162 14 -352 370 -114 -129 586 631 504 579 3 110 262 -804 -509 232 -390 534 -466 -921 -407];\r\ncorrect_answer = [14 25 -1504 -2200];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [939 378 436 118 67 752 -214 -84 -584 515 93 -285 402 -782 -987 195 319 160 820 272 51 -481];\r\ncorrect_answer = [10 12 426 1674];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [464 -672];\r\ncorrect_answer = [0 2 0 -208];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-481 94 83 577 740 575 939 -639 862 -910 -519];\r\ncorrect_answer = [7 4 535 786];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = zeros(1,0);\r\ncorrect_answer = [0 0 0 0];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [810 145 -689 5 136 -624 -352 432 106 -716 -239 -207 154 -962 155 865 -787 465 942 218 440 -395 -82 -904 -229 -277 -425];\r\ncorrect_answer = [13 14 -1613 -402];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-99 614 581 -434 -864 -891 275 -152 811 -165 -692 80 875 322 -211 -482 696 891 -246 -866 -637 152 -629 -417 -77 -306 -364 -80 -528 -945 317 -683 606];\r\ncorrect_answer = [16 17 -1004 -2544];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-345 492 493 -652 -765 -652 255 684 20 -669 429 814 -563 742 -577 674];\r\ncorrect_answer = [8 8 -1742 2122];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [47 -45 780 -870 19 242 467 -540 -957 -722 539 940 -227 987 -347 -726 -231 125 268 83 -370 -682 -695 -726 420 -70 -774 402 -640 608 28 97 -585 569 53];\r\ncorrect_answer = [17 18 -101 -2432];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-156 443 -854 190 724 -102 305 -393 215 -442 599 593 909 -111 -86 200 686 -938 -626 888 896 -94 622];\r\ncorrect_answer = [8 15 2560 908];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [346 -255 -189 -122 357 -70 907 -291 -322 792 91 499 -751 -94 -851 327 408 838 320 380 708 -64 -83 613 650 -619 -949 -887 -714 -657 252 -941 -55 357 -771 -528 -422 -655];\r\ncorrect_answer = [21 17 -4803 2358];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [603 -401 552 106 109 462 548 802 -724 588 -621 -943 -746];\r\ncorrect_answer = [5 8 -1253 1588];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-744 871 -454 886 276];\r\ncorrect_answer = [1 4 871 -36];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-266 -528 -626 91 -490 -389 -969 175 926 700 -985 268 -282 -772 82 -167 34 773 -702 -131 -882 -238 445 -810 335 -407 197 -697 -127 -975 -542 -473 23 -570 -308];\r\ncorrect_answer = [17 18 -3281 -5006];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-173 -889 -220 -51 651 -393 644 131 -892 -480 178 -41 -603 -522 561 235 -712 432 -197 -75 415 -198 -972 -851 182 -108 854 -811 -249 92];\r\ncorrect_answer = [16 14 -2340 -1722];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [809 267 811 261];\r\ncorrect_answer = [4 0 2148 0];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = zeros(1,0);\r\ncorrect_answer = [0 0 0 0];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-777 259 -879 348 -45 -389 33 414 628 -369 -378 -310];\r\ncorrect_answer = [7 5 -2167 702];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [723 524 752 743 -655 701 920 541 750 -866 294 -352 281 760 -253 534 -664 39 255 428 -387 -473 832 230 -814 256 -616];\r\ncorrect_answer = [11 16 1515 2968];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [729 -333 -730 531 -363 -495 -600 -862 104 -192 500 -26 -231 -878 -573 88 -179 802 -888 -113 76 -732 82 715 -604 -689 -878 322 -963 -418 948];\r\ncorrect_answer = [12 19 -1964 -3886];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-513 364 -725 260 714 800 -303 -27 359 408 -78 -272 -440 -848 -111 -669 -203 842 23 829 -817 987 -808 -374 571 205 -68 -404 -734 -410 -667];\r\ncorrect_answer = [15 16 -1061 -1048];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-781 665 944 -564 412 -922 233 339 -926 -994 -715 725 -448];\r\ncorrect_answer = [6 7 466 -2498];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [44 135 -334 -173 -171 968 -885 -207 583 188 -381 804 -814 -362 774 315 369 -52 -718 902 766];\r\ncorrect_answer = [9 12 -415 2166];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [670 -350 -265 590 -802 904 -998 -409 -904 -115 580 827 67 608 125 502 -982];\r\ncorrect_answer = [6 11 230 -182];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [-500 -384 934 -583 41 -549 134 997 -737 910 -753 -628 293 -744 -838 319 -946 971 79];\r\ncorrect_answer = [10 9 78 -2062];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n%%\r\nnums = [414 895 -236 386 204 551 184 -248 702 -549 594 994 -438 421 329];\r\ncorrect_answer = [5 10 1647 2556];\r\n[t1 t2 t3 t4] = solution(nums)\r\nassert(isequal([t1 t2 t3 t4], correct_answer))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":1,"created_by":4945898,"edited_by":4945898,"edited_at":"2026-01-13T03:13:36.000Z","deleted_by":null,"deleted_at":null,"solvers_count":18,"test_suite_updated_at":"2026-01-13T03:13:36.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2026-01-13T03:11:05.000Z","updated_at":"2026-04-15T08:46:37.000Z","published_at":"2026-01-13T03:11:04.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCho mảng số nguyên \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eA[]\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e gồm \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eN\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e phần tử, nhiệm vụ của bạn là đếm xem trong mảng có bao nhiêu số chẵn, bao nhiêu số lẻ, tổng các phần tử là số chẵn, tổng các phần tử là số lẻ.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu vào\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eVector hàng gồm N phần tử là số nguyên\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eGiới hạn\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1\u0026lt;=N\u0026lt;=1000\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu ra\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDòng đầu tiên in ra số lượng số lẻ\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDòng thứ 2 in ra số lượng số chẵn\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDòng thứ 3 in ra tổng các số lẻ.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDòng thứ 4 in ra tổng các số chẵn.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eVí dụ :\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eInput: \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003enums = [-711 327 372 779 451 -864]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eOutput \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003eoutput = [4 2 846 -492]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":61160,"title":"[Mảng 1 Chiều Cơ Bản]. Bài 2. Trung bình cộng nguyên tố","description":"Cho mảng số nguyên A[] gồm N phần tử, nhiệm vụ của bạn là tính trung bình cộng của các số là số nguyên tố trong dãy. Dữ liệu đảm bảo có ít nhất 1 phần tử là số nguyên tố trong dãy.\r\nĐầu vào\r\nVector hàng gồm N số trong đó chắc chắn có chứa số nguyên tố\r\nGiới hạn\r\n1\u003c=N\u003c=1000\r\n-10^3\u003c=A[i]\u003c=10^3\r\nĐầu ra\r\nIn ra đáp án của bài toán\r\nVí dụ :\r\nInput nums = [-911 234 151 347 231]\r\nOutput result = 249\r\n ","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(33, 33, 33); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none; white-space: normal; \"\u003e\u003cdiv style=\"block-size: 372px; display: block; min-width: 0px; padding-block-start: 0px; padding-inline-start: 2px; padding-left: 2px; padding-top: 0px; perspective-origin: 408px 186px; transform-origin: 408px 186px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 42px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eCho mảng số nguyên \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eA[]\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e gồm \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e phần tử, nhiệm vụ của bạn là tính trung bình cộng của các số là số nguyên tố trong dãy. Dữ liệu đảm bảo có ít nhất 1 phần tử là số nguyên tố trong dãy.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu vào\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eVector hàng gồm N số trong đó chắc chắn có chứa số nguyên tố\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eGiới hạn\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e1\u0026lt;=N\u0026lt;=1000\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu ra\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eIn ra đáp án của bài toán\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eVí dụ :\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eInput \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003enums = [-911 234 151 347 231]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eOutput \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eresult = 249\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function result = solution(nums)\r\n    \r\nend","test_suite":"%%\r\nnums = [5 17 44 33 9 82 40 66 57 1 66 32 27 47 63 81 57 3 80 28 83 69 61 39 7 67 67 23 10 25 91 22 48 91 20 45 62 60];\r\ncorrect_answer = 38;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [94 47 31 44 31 28 14 17 50 9 93 15 17 43 68 36 10 1 38 79 45 10 81 66 46 54 53 63 65 20 81 20];\r\ncorrect_answer = 39.75;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [53 47 53 34 34 99 48 75 67 80 28 29 72 19 84 17 96 73 14 86 94 57 40 2 71 27 3 95 100 78 99 49 13 47 75 68 88 76];\r\ncorrect_answer = 38;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [29 39 9 87 44 18 1 66 37 38 45 52 31 48];\r\ncorrect_answer = 32.3333;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [59 86 12 66 76 71 61 4 20 34 65 22 8 99 21 99 62 25 52 72 26 12 55 22 32 98 31 95 42];\r\ncorrect_answer = 55.5;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [46 55 27 17 11 83 43 93 53 88 36 41 60 92 14 5 41 60 92 30 55 79 33 10 45 3 68 12 20 54 63 38 61 85 71 40 58 25 73 35];\r\ncorrect_answer = 44.6923;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [3 18 87 66 86 28 31 21 97 42 23 82 37];\r\ncorrect_answer = 38.2;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [27 80 94 41];\r\ncorrect_answer = 41;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [77 19 52 65 87 61 100 13 30 48 13 23 19 68 33 80 55 24 69 5 58 100 37 56 93 26 84 18 88 28 85 81 19 98 26 78 82 50 92 11];\r\ncorrect_answer = 22;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [82 12 3 35 78 29 83 18 87 93 20 6 55 1 83 91 71 25 59 94 90 61 80 84 57 1 26 44 44 88];\r\ncorrect_answer = 55.5714;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [73 29 24 14 23 82 19 67 94 43];\r\ncorrect_answer = 42.3333;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [67 32 89 30 30 91 97 21 3 18 31 97 79 68 85];\r\ncorrect_answer = 66.1429;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [83 44 86 1 100 28 4 16 48 89 71 79 18 74 25 9 86 69 96 99];\r\ncorrect_answer = 80.5;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = 61;\r\ncorrect_answer = 61;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [53 44 66 22];\r\ncorrect_answer = 53;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [82 23 88 72 67 44 57 100 96 34];\r\ncorrect_answer = 45;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [3 87 90 50 21 73 70 47 18 80 89 15 94 1 44 2 24 43 70 27 33 10 5];\r\ncorrect_answer = 37.4286;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [67 48 65 67 24 81 51 44 71 56 26 8 59 68 59 54 48 33 44 77 100 27 80 14 4 53 57 24 15 68 36 52 70 60 51 78 69 32 84];\r\ncorrect_answer = 62.6667;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [12 85 34 43 80 15 61 94 64 3 70 26 70 37 55 23 91 38 8 4 63 94 32 75 29 13 52 39 98 30 60 58 62 57];\r\ncorrect_answer = 29.8571;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [4 81 41 84 98 43 6 79 64 51 57 31 75 34 89 34 80 81 6 41 97 42 34 64 86 17 54 75 74 45];\r\ncorrect_answer = 54.75;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [99 7 88 50 29 19 97 76 96 68 19 29 6 5 28 18 68 91 36];\r\ncorrect_answer = 29.2857;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [64 53 20 52 75 42 74 69 96 31 35 39 3 64 57 37 43 47 32 23 12 14 95 50 75 32 1];\r\ncorrect_answer = 33.8571;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [85 11 59 59 53 46 97 19 56 63 4 65 84 40 44 9 37 88 21 10 19 67 74 64 47 32];\r\ncorrect_answer = 46.8;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [68 69 94 83 67];\r\ncorrect_answer = 75;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = 23;\r\ncorrect_answer = 23;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [41 16 84 15 68 76 2 15];\r\ncorrect_answer = 21.5;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [81 36 67 22 72 55 87 74 11 98 74 2 68 49 4 12 8 61 24];\r\ncorrect_answer = 35.25;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [51 49 87 97 76 25 68 76 59 83 93 64 2 19 3 94 49 80 46 5 43 90 88 64 30 30 25];\r\ncorrect_answer = 38.875;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [26 81 63 24 39 46 51 55 35 30 71 94 60 60 74 38 46 51 93 46 64 46 56 5 81 68 21 2 77 83 66 64 74];\r\ncorrect_answer = 40.25;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n%%\r\nnums = [67 45 65 65 68];\r\ncorrect_answer = 67;\r\nresult = solution(nums)\r\nassert(abs(result - correct_answer) \u003c= 0.001)\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":4945898,"edited_by":4945898,"edited_at":"2026-01-13T03:33:54.000Z","deleted_by":null,"deleted_at":null,"solvers_count":16,"test_suite_updated_at":"2026-01-13T03:33:54.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2026-01-13T03:31:16.000Z","updated_at":"2026-04-06T10:30:16.000Z","published_at":"2026-01-13T03:32:02.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCho mảng số nguyên \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eA[]\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e gồm \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eN\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e phần tử, nhiệm vụ của bạn là tính trung bình cộng của các số là số nguyên tố trong dãy. Dữ liệu đảm bảo có ít nhất 1 phần tử là số nguyên tố trong dãy.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu vào\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eVector hàng gồm N số trong đó chắc chắn có chứa số nguyên tố\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eGiới hạn\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1\u0026lt;=N\u0026lt;=1000\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu ra\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eIn ra đáp án của bài toán\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eVí dụ :\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eInput \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003enums = [-911 234 151 347 231]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eOutput \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003eresult = 249\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":61163,"title":"[Mảng 1 Chiều Cơ Bản]. Bài 5. In phần tử","description":"Cho mảng số nguyên A[] gồm N phần tử, nhiệm vụ của bạn là in ra các phần tử là số chẵn ở chỉ số chẵn, nếu mảng không tồn tại phần tử như vậy thì in ra NaN.\r\nĐầu vào\r\nDòng đầu tiên là số nguyên dương N\r\nDòng thứ 2 gồm N số nguyên viết cách nhau một vài khoảng trắng\r\nGiới hạn\r\n1\u003c=N\u003c=1000\r\n-10^3\u003c=A[i]\u003c=10^3\r\nĐầu ra\r\nIn ra các số cách nhau một khoảng trắng hoặc in ra NaN nếu không tìm thấy số thỏa mãn điều kiện của đầu bài.\r\nVí dụ:\r\n nums = [-971 107 458 222 200];\r\ncorrect_answer = 1;","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(33, 33, 33); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none; white-space: normal; \"\u003e\u003cdiv style=\"block-size: 372px; display: block; min-width: 0px; padding-block-start: 0px; padding-inline-start: 2px; padding-left: 2px; padding-top: 0px; perspective-origin: 408px 186px; transform-origin: 408px 186px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 42px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eCho mảng số nguyên \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eA[]\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e gồm \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e phần tử, nhiệm vụ của bạn là in ra các phần tử là số chẵn ở chỉ số chẵn, nếu mảng không tồn tại phần tử như vậy thì in ra \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eNaN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003e.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu vào\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng đầu tiên là số nguyên dương \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDòng thứ 2 gồm \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e số nguyên viết cách nhau một vài khoảng trắng\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eGiới hạn\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e1\u0026lt;=N\u0026lt;=1000\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eĐầu ra\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eIn ra các số cách nhau một khoảng trắng hoặc in ra \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eNaN\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e nếu không tìm thấy số thỏa mãn điều kiện của đầu bài.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-weight: 700; \"\u003eVí dụ:\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-family: Menlo, Monaco, Consolas, \u0026quot;Courier New\u0026quot;, monospace; \"\u003enums = [-971 107 458 222 200];\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"font-family: Menlo, Monaco, Consolas, \u0026quot;Courier New\u0026quot;, monospace; \"\u003ecorrect_answer = 1;\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function res = solution(nums)\r\n  \r\nend","test_suite":"%%\r\nnums = [-971 107 458 222 200];\r\ncorrect_answer = 1;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [];\r\ncorrect_answer = NaN;\r\nresult = solution(nums)\r\nassert(isnan(result))\r\n%%\r\nnums = [-32 32 -93 55 38 86 -88 38 45 70 11 69 -91];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [35 75 -34 4 -9 -64 70 -91 5 -54 81 8 -81 72 -92 -72 -57 56 -29 -95 67 -27 58 76 35 9 80 -81 -82 -94 -35];\r\ncorrect_answer = 9;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [100 -17 51 39 54 83 -38];\r\ncorrect_answer = NaN;\r\nresult = solution(nums)\r\nassert(isnan(result))\r\n%%\r\nnums = [-86 18 9 29 20 -10 -68 53 97];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [66 77 -86 -4 48 47];\r\ncorrect_answer = 1;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [7 12 -31 10 -96 48 67 68 -94 83 -81 71 4 -97 -75 19 45 -93 -65 -54 43 54 18 75 -9 97 -48 38 19 -44 -44 37 63];\r\ncorrect_answer = 8;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-26 62 92 99];\r\ncorrect_answer = 1;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-13 -32 -9 54 51 99 -60 -25 42 -68 -35 62 -56 -34 -8 -30 -86 1];\r\ncorrect_answer = 6;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [14 -95 23 -15 29 -39 -42 -14 10 -76 -74];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-79 -82 -63 37 8 4 89 28 44 -15];\r\ncorrect_answer = 3;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [88 61 53 -88 82 31 90 9 -39 -83];\r\ncorrect_answer = 1;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-27 71 97 -90 -29 100 -17 -24 -79 18 -71 -25 88 40 -52 49 -35];\r\ncorrect_answer = 5;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-1 -60 -43 -42 -14 -4 87 68 -42 92 45 73 5 -90 92];\r\ncorrect_answer = 6;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-87 96 -41 90 -66 -100 76 70 -33 -81 26 -20 86 77 24 79 -58 -49 -100 -82 19 -40 55 29 -64 -44 -73];\r\ncorrect_answer = 8;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-72 72 -94 70 -54 51 -89 42 -63 99 3 8 -46 -24 2 3 -6 -70 -57 29 21 -64 74];\r\ncorrect_answer = 7;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [95 -43 90 22 56 -88 18 80 2 7 60 31 -7 12 49 3 -76 -47 85 18 8 88];\r\ncorrect_answer = 6;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [83 11 48 37 -72 95 -15 -85 -79 95 14];\r\ncorrect_answer = NaN;\r\nresult = solution(nums)\r\nassert(isnan(result))\r\n%%\r\nnums = [29 -57 39 -51 27 92 46 94 53 5 -11 28 -39 -11 33 65 -36 32 1 -69];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-79 74 36 66 90 26 3 11 98 26 71 -2 -96];\r\ncorrect_answer = 5;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [10 -80 -5 -65 -35 -78 -14 44 54 86];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-34 76 5 -47 -67 -91 -66 86 -79 67 -70 72 20 -61 60 58 -81 -66 21 -35 -47 58 23 37 40 87 -76 21 -2 6 -56];\r\ncorrect_answer = 7;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [-49 -60 75 -95 -93 -12 -87 96 26 31 -35 -5 -97 -60 72 -87 -38 66 22 83 77 -51 92 -10 78 -7 17 -98 46 -17];\r\ncorrect_answer = 7;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [19 -100 88 38 -46];\r\ncorrect_answer = 2;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [32 -43 7 -88 36 85 -7 -26 84 -98 86 39 65 72 -78 41 10 4 -37 -68 -36 34 5 22 52 -68 -1 53 -40 68 36];\r\ncorrect_answer = 10;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [8 68 -52 -97 22 8 -55 84 88 -2 40 3 -43 -99];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [33 -69 -55 76 21 30 -87 -57 56 26 -86 32];\r\ncorrect_answer = 4;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [90 -96 46 -20 38 -86 52 -90 29 0 6 48 -45 -53 52 92 -67 -24 -81 87 61];\r\ncorrect_answer = 8;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n%%\r\nnums = [59 15 -28 -68 78 81 52 -28 -1 32 -42 -72 -39 -31 -72 -57 11 -90 -17 43 76 20 -7 63 -36 -25 -73 31 -95 -54];\r\ncorrect_answer = 7;\r\nresult = solution(nums)\r\nassert(isequal(result, correct_answer))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":4945898,"edited_by":4945898,"edited_at":"2026-01-13T05:15:28.000Z","deleted_by":null,"deleted_at":null,"solvers_count":12,"test_suite_updated_at":"2026-01-13T05:15:28.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2026-01-13T04:38:25.000Z","updated_at":"2026-04-02T12:41:45.000Z","published_at":"2026-01-13T04:38:25.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCho mảng số nguyên \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eA[]\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e gồm \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eN\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e phần tử, nhiệm vụ của bạn là in ra các phần tử là số chẵn ở chỉ số chẵn, nếu mảng không tồn tại phần tử như vậy thì in ra \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eNaN\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003e.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu vào\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDòng đầu tiên là số nguyên dương \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eN\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDòng thứ 2 gồm \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eN\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e số nguyên viết cách nhau một vài khoảng trắng\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eGiới hạn\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1\u0026lt;=N\u0026lt;=1000\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e-10^3\u0026lt;=A[i]\u0026lt;=10^3\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eĐầu 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