# Problems

51 – 100 of 165
 Problem Title Likes Solvers Difficulty

#### Problem 42630. Make visible max values

Created by: Mehmet OZC

1

43

#### Problem 52389. Cancel Middle

Created by: Shuvo Kumar Paul

1

23

#### Problem 43964. Vector to 3-Column Matrix

Created by: Abdullah Caliskan

3

95

#### Problem 2520. Append two matrix as shown below example

Created by: Pritesh Shah

3

221

#### Problem 2409. Find the Connecting Path

Created by: Nishat Savat

0

14

#### Problem 2317. Distance of the centroids of the balls

Created by: Marco Castelli

0

56

#### Problem 44887. Given a matrix A (size m x n) create a matrix B (size m+2 x n+2) which consists of matrix A surrounded by zeros. See Example below:

Created by: Yoav Shallev

1

152

#### Problem 2178. Matrix multiplication across rows

Created by: Swapnali Gujar

4

311

#### Problem 44739. Return all matrix elements except elements on diagonal

Created by: Suraj Gurav

2

47

#### Problem 43122. Upper Matrix Mock

Created by: Jamil Kasan

9

61

#### Problem 876. Sum the entries of each column of a matrix which satisfy a logical condition.

Created by: Ken Deeley

4

158

#### Problem 44737. Get the combinations

Created by: Suraj Gurav

2

39

#### Problem 42802. Rolling maximums above a threshold

Created by: James

1

28

5

98

#### Problem 2129. Sum of odd numbers in a matrix

Created by: Koteswar Rao Jerripothula

1

557

#### Problem 42854. Crunch that matrix!

Created by: James

1

87

4

70

#### Problem 1719. Dice face matrix!

Created by: Chris E.

4

100

#### Problem 943. "mirror" matrix

Created by: Grzegorz Knor

6

604

#### Problem 2668. Assign matrix elements to separate variables

Created by: Matthew Eicholtz

2

41

#### Problem 43027. Gaussian elimination

Created by: Jamil Kasan

8

14

#### Problem 45409. MinMax mapping

Created by: Asif Newaz

1

22

#### Problem 56453. Multiply each matrix element by its row index and add its column index.

Created by: Stefan Abendroth

1

15

#### Problem 42646. Matrix FUN

Created by: Manish Joshi

3

155

#### Problem 2045. Only once: cleaning up your columns

Created by: J-G van der Toorn

1

30

#### Problem 44419. 対称で、n*2n のサイズの行列を作成しましょう

Created by: mizuki

5

277

#### Problem 2701. Go to the head of the class!

Created by: James

2

121

#### Problem 45417. Fault in our Stars - 02

Created by: Asif Newaz

2

12

#### Problem 45271. Calculate triangle area

Created by: Jean Baptiste Joseph

1

14

#### Problem 47164. Red Cross ❌

Created by: Abhishek Sharma

0

23

#### Problem 44443. Matrix to vector transformation

Created by: jean claude

1

43

#### Problem 54715. Weird Diagonal Matrix!!

Created by: Nayeb Hasin

0

17

#### Problem 2644. The Ulam Matrix

Created by: Giuseppe Cardillo

4

41

#### Problem 2669. Assign matrix rows/columns to separate variables

Created by: Matthew Eicholtz

2

36

#### Problem 1100. Design matrix from eigenvalues

Created by: Christoph

0

13

#### Problem 45421. Abelian Sandpile - 02

Created by: Asif Newaz

0

17

#### Problem 2493. Must be in the front row...

Created by: James

3

123

#### Problem 53114. Flip the diagonal values

Created by: Syed Haider M. Rizvi

3

47

#### Problem 42763. Fill the Matrix - 2

Created by: Mehmet OZC

1

53

#### Problem 45399. ZigZag - 01

Created by: Asif Newaz

0

31

#### Problem 44854. Alternating 1´s and 0´s in a matrix

Created by: Jesús Zambrano

0

22

#### Problem 1852. Repeat middle rows and columns of an array

Created by: Matthew Eicholtz

3

32

#### Problem 45839. Column Removal (★★★)

Created by: Anirban Pal

1

160

#### Problem 45403. ZigZag - 03

Created by: Asif Newaz

3

19

#### Problem 44430. remove every row&col for every nan

Created by: jean claude

0

91

#### Problem 46716. Matrix with increasing numbers (★★★★)

Created by: Anirban Pal

1

28

#### Problem 42876. Rotate Matrix @180 degree

Created by: Pritesh Shah

7

1320

#### Problem 57660. Knight Moves?

Created by: Md. Ikrama Hossain

1

12

#### Problem 45400. Fault in our Stars - 01

Created by: Asif Newaz

1

16

#### Problem 818. Change a specific color in an image

Created by: Matthew Eicholtz

3

69

51 – 100 of 165