# Problems

1 – 50 of 1,021
 Problem Title Likes Solvers Difficulty

#### Problem 1172. Wheat on a chessboard pt 1

Created by: Robert Turner

0

145

#### Problem 1072. Television Screen Dimensions

Created by: @bmtran (Bryant Tran)

6

318

#### Problem 44322. Make one vector from two others

Created by: James

0

41

#### Problem 1026. Solving a quadratic equation

Created by: Abdelhak ARESMOUK

0

85

#### Problem 1069. Phoneword Translator

Created by: @bmtran (Bryant Tran)

Tags plus15

4

57

#### Problem 1724. Calculate the peak value of square wave

Created by: Ashutosh datar

Tags voltage, rms, peak

0

71

#### Problem 43279. Weighted moving average

Created by: Jang geun Choi

7

44

#### Problem 337. Number of toolboxes?

Created by: Alan Chalker

2

263

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

Created by: Szász Botond

Tags x

4

287

#### Problem 2270. Bit calculation

Created by: Debopam

3

159

#### Problem 722. Make a run-length companion vector

Created by: Ned Gulley

Tags vector, asee, best

8

595

#### Problem 45179. The length of the equal sides of an isoceles triangle is 'a'.For all the possible (integer) values of the remaining side,find the associated angles between the two equal sides.

Created by: Asif Newaz

0

15

#### Problem 45221. cofactor matrix

Created by: Asif Newaz

1

19

#### Problem 2030. A Poker Hand

Created by: Khizar

1

26

#### Problem 2345. row-th maximum row elements

Created by: rifat

Tags sort, max

1

35

#### Problem 263. Nonuniform quantizer as a piecewise constant function

Created by: Steve Eddins

Tags quantizer

0

50

#### Problem 2688. Keep Only the Upper characters in a string

Created by: Sreeram Mohan

Tags strings

1

43

#### Problem 43019. Iterative sum of digits of 2^n number

Created by: elias GR

0

26

#### Problem 44441. Jack's hand in "Titanic" ♤

Created by: jean claude

1

21

#### Problem 44543. Normie Function

Created by: Naimul Hassan

2

26

#### Problem 44939. What time can I drive after drinking?

Created by: jack walker

2

15

5

342

#### Problem 49855. Concatenated Consecutive Prime

Created by: Doddy Kastanya

2

10

#### Problem 50078. Number Puzzle - 022

Created by: Doddy Kastanya

Tags puzzle

1

20

#### Problem 50282. Number Puzzle - 052

Created by: Doddy Kastanya

Tags puzzles

0

19

#### Problem 44370. Octoberfest festival

Created by: Andriy Kavetsky

3

450

#### Problem 133. Volume of this donut

Created by: AMITAVA BISWAS

Tags geometry

3

171

#### Problem 640. Getting logical indexes

Created by: Doug Hull

8

922

#### Problem 159. Figurate number triangle

Created by: the cyclist

0

93

#### Problem 44417. 英語の文章内の母音を取り除くコードを書きましょう。

Created by: mizuki

5

206

#### Problem 566. Sum of first n terms of a harmonic progression

Created by: Srivardhini

3

342

#### Problem 50048. Number Puzzles - 016

Created by: Doddy Kastanya

Tags sudoku, puzzles

0

14

#### Problem 381. Angle between two vectors

Created by: Aurelien Queffurust

2

559

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

Created by: Asif Newaz

Tags easy, string

2

27

Created by: Bert

0

34

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

Created by: Ken Deeley

3

145

Created by: Tom

2

264

Tags date

0

176

Created by: Will

32

6524

#### Problem 44227. Divisible by 21

Created by: Said BOUREZG

0

43

#### Problem 1106. I've got the power! (Inspired by Project Euler problem 29)

Created by: James

2

99

#### Problem 1132. Create a recurrence matrix for a vector of data

Created by: Alex Feinman

Tags sequences

2

18

#### Problem 1158. Sum the elements in either diagonal of a square matrix

Created by: Tom Holz

2

195

#### Problem 1161. Binpack Contest: Retro

Created by: Richard Zapor

0

10

#### Problem 1200. FizzBuzz

Created by: Richard Zapor

Tags fizzbuzz, fopen, mod

1

33

#### Problem 1249. first step for Huffman Coding (easy)

Created by: Tanguy

1

37

#### Problem 1261. Find the definite integral of various linear functions

Created by: Bruce Raine

1

49

0

40

#### Problem 1640. COUNT LETTERS

Created by: Suman Saha

Tags strings, string

0

42

#### Problem 1954. Write a cubic formula function

Created by: Tyler

2

17

1 – 50 of 1,021