# Problems

1 – 50 of 103
 Problem Title Likes Solvers Difficulty

#### Problem 47149. non-repitition of numbers in a vector

Created by: KATTA PRATYUSHA

Tags vector, numbers

1

53

#### Problem 55510. Congruent

Created by: Asif Newaz

1

26

#### Problem 57795. Armstrong Number

Created by: Md. Ikrama Hossain

1

5

#### Problem 46356. Surface area of a cone

Created by: Maryam HCTRAK Alhebsi

Tags numbers

1

76

#### Problem 47118. find the index of a number

Created by: KATTA PRATYUSHA

0

40

#### Problem 48005. number play

Created by: KATTA PRATYUSHA

1

37

#### Problem 44653. Basics: counting digits of a number irrespective of the sign

Created by: Srishti Saha

0

59

#### Problem 1626. CARDS PROBLEM

Created by: Suman Saha

Tags easy, numbers

1

102

#### Problem 44141. Determine whether the number is multiple of 3 or not

Created by: Limon

1

64

#### Problem 44683. Perfect Square

Created by: Dyuman Joshi

Tags numbers

2

76

#### Problem 42339. ~(*|/)

Created by: Jose Fernandez

Tags numbers

1

66

Created by: HH

1

37

#### Problem 45465. Squares of odd numbers upto a given range

Created by: Gurrala V Krishna Reddy

Tags numbers

0

34

#### Problem 51788. Make a Number From the First and Last Digit of an Input Number

Created by: Nafees Ul Haque Akhand

1

22

#### Problem 43130. Nth root

Created by: Abhishek Jain

2

115

#### Problem 42757. Convert integer to base26 using letters

Created by: Alberto Comin

Tags numbers

3

40

#### Problem 46075. Determine the factorial of a number

Created by: Javier Maldonado Palma

2

51

Created by: HH

0

35

#### Problem 43045. Display negative numbers

Created by: Abhishek Jain

8

96

#### Problem 2817. Remove the positive integers.

Created by: Matthew Caron

1

241

#### Problem 52442. Draw a x-by-x matrix British flag (Euro 2020)

Created by: Trần Nhật Tân

0

27

#### Problem 43082. Reverse digits of a number

Created by: Mohammad Haghighat

2

68

#### Problem 46639. Transform a Decimal number into a Septimal number

Created by: Syed Shahed

1

25

#### Problem 43123. Sum of cubes

Created by: Abhishek Jain

Tags numbers, sum, cube

6

95

#### Problem 52774. Easy Sequences 23: Hat Guessing Game!

Created by: Ramon Villamangca

1

21

Created by: HH

3

25

#### Problem 49962. When the sum of the squares is a cubic...

Created by: Doddy Kastanya

Tags numbers, fun

2

18

#### Problem 44696. Sum of unique multiples of 3 and 5

Created by: Srishti Saha

1

53

#### Problem 45543. Find the remainder with the factorial of PRIMES?

Created by: Muhammad Usman

0

9

Created by: CXD

0

9

#### Problem 49967. When the sum of the cubes is a quartic...

Created by: Doddy Kastanya

2

17

#### Problem 44287. sum all digits

Created by: Zakaria Makhlouki

Tags digits, numbers, sum

2

105

#### Problem 322. Number of Circles in a Number

Created by: @bmtran (Bryant Tran)

5

219

#### Problem 1952. Count decimal digits of a number

Created by: Dimitris Kaliakmanis

Tags numbers

1

216

#### Problem 42381. Dice roll - lateral faces

Created by: goc3

Tags game, dice, numbers

1

39

0

41

#### Problem 45960. Set the Euler-Mascheroni constant with an identity using available MATLAB functions

Created by: ChrisR

1

12

#### Problem 45255. Find the sequence

Created by: Asif Newaz

0

25

#### Problem 2269. Create the following sequence : 0 1 1 4 9 25 64 169 ...

Created by: Debopam

2

126

#### Problem 44750. You never ask a lady her age

Created by: cdeliu

Tags numbers, age

4

33

0

17

#### Problem 291. Triangle Numbers Below N

Created by: @bmtran (Bryant Tran)

1

212

#### Problem 54265. n-th digit of write-down all numbers

Created by: CXD

Tags series, numbers

1

11

#### Problem 1737. The sum of individual numbers...

Created by: Chris E.

3

77

Created by: Alex

6

415

#### Problem 44859. Get the value 100

Created by: Jesús Zambrano

1

23

#### Problem 2987. Hardy-Ramanujan number

Created by: Ritwik Rudra

0

77

Created by: HH

2

27

#### Problem 42981. Angle difference between Hour Hand and Minute Hand of clock

Created by: Vishal

Tags numbers, clock

1

32

#### Problem 46016. Determine digits of the Copeland-Erdos constant

Created by: ChrisR

3

15

1 – 50 of 103