# Problems

1 – 50 of 2,314
 Problem Title Likes Solvers Difficulty

#### Problem 49072. Area Conversion 2

Created by: Doddy Kastanya

4

298

5

353

#### Problem 48025. Find the Pattern 2

Created by: Doddy Kastanya

3

107

Created by: goc3

Tags prime

0

100

#### Problem 237. Half?

Created by: AMITAVA BISWAS

Tags gamble

1

224

#### Problem 44398. ベクトルの値が増加しているかを調べよう

Created by: mizuki

2

253

#### Problem 43601. Find the sines of an isosceles triangle when given its area and height

Created by: Andriy Kavetsky

Tags triangle

1

41

#### Problem 48990. Solve the recursion

Created by: Alisio

0

29

#### Problem 50232. Number Puzzle - 044

Created by: Doddy Kastanya

Tags puzzle

0

26

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

Created by: Suraj Gurav

1

44

#### Problem 42519. Sum My Indices

Created by: the cyclist

Tags index sum

3

139

#### Problem 1072. Television Screen Dimensions

Created by: @bmtran (Bryant Tran)

6

333

#### Problem 55635. Linear Motion 7

Created by: Tanya Kuruvilla

0

50

#### Problem 44436. Find the largest number

Created by: Shaul Salomon

Tags max, 22105

0

475

#### Problem 50887. Draw a '8' in a zero matrix!

Created by: Szász Botond

Tags x

4

338

#### Problem 50897. Draw a '9' in a zero matrix!

Created by: Szász Botond

Tags x

1

322

#### Problem 49983. Number Puzzles - 003

Created by: Doddy Kastanya

Tags puzzles

1

23

#### Problem 50282. Number Puzzle - 052

Created by: Doddy Kastanya

Tags puzzles

0

21

#### Problem 51221. Determine if a number (x) is a power of another (n)

Created by: Evan Braun

1

19

#### Problem 51377. Number Puzzle - 117

Created by: Doddy Kastanya

Tags puzzles

0

21

#### Problem 43084. Combine the digits to output numbers

Created by: Jamil Kasan

8

52

#### Problem 45872. Remove the row average (★★★)

Created by: Anirban Pal

Tags matrix

2

35

#### Problem 46843. Modulo with 5

Created by: Mayank Bajpai

1

21

#### Problem 45190. remove numbers from a string

Created by: Asif Newaz

Tags easy, string

2

29

#### Problem 1026. Solving a quadratic equation

Created by: Abdelhak ARESMOUK

0

90

#### Problem 2472. Matrix Generation.

Created by: Pruthvi teja

1

56

#### Problem 2564. Add two different item as shown in example

Created by: Pritesh Shah

Tags string

0

92

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

Created by: James

1

101

#### Problem 42531. volume of torus

Created by: Azhar

Tags community

0

48

#### Problem 42704. prime to each other

Created by: George-Felix Leu

Tags primes

1

55

#### Problem 42848. Lambert's W

Created by: Daniel Pereira

2

42

#### Problem 1012. Determine if input is a perfect number

Created by: Binbin Qi

2

185

#### Problem 1861. Binary

Created by: Ricardo Sousa

Tags binary

0

172

#### Problem 3056. Chess probability

Created by: Jean-Marie Sainthillier

Tags chess, elo

5

194

#### Problem 43269. Get all prime factors

Created by: Jamil Kasan

6

479

0

15

#### Problem 50579. Number Puzzle - 094

Created by: Doddy Kastanya

Tags puzzles

0

16

#### Problem 50913. Compute the nth term from the golden sieve

Created by: ChrisR

Tags sequence, sieve

1

14

#### Problem 45337. Area-03

Created by: Asif Newaz

Tags area, circle

1

27

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

Created by: jean claude

0

34

#### Problem 44472. A kind of decryption

Created by: Noriko HOUNOKI

Tags string

1

30

#### Problem 43154. Basics - not so easy division

Created by: Jakub Mrowka

23

123

#### Problem 44553. ¿Es una parábola?

Created by: Pablo López

Tags parabola

1

26

#### Problem 43281. Two dimensional moving average

Created by: Jang geun Choi

Tags easy, matlab, simple

7

41

#### Problem 43661. Use R2016b Text Manipulations to Fix These Addresses (Part 2)

Created by: Dave Bergstein

0

78

#### Problem 2529. Solving Quadratic Equations (Version 2)

Created by: Prof. Joe Hummel

Tags nan, uic, cs109

0

79

#### Problem 1815. 06 - Matrix Equations 3

Created by: Samuel Thrysøe

1

371

#### Problem 47240. Find Logic 6

Created by: Dev Gupta

Tags logic, cody, contest

2

220

#### Problem 2377. Area of a disk

Created by: Shravankumar P

2

292

#### Problem 44666. Draw 'O' !

Created by: Majid Farzaneh

Tags matrix, o, draw

7

630

1 – 50 of 2,314