# Problems

1 – 50 of 2,130
 Problem Title Likes Solvers Difficulty

#### Problem 44411. テレビのサイズを求めてみよう

Created by: mizuki

5

193

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

Created by: Robert Turner

0

145

#### Problem 1186. 2D - Mean Filter

Created by: Michael A.

2

50

#### Problem 1211. Create an 'arrow-head" matrix

Created by: Khaled Hamed

Tags arrow

4

124

#### Problem 2195. Sum of the pixel values for the blue color

Created by: Inigo San Aniceto

1

56

#### Problem 2290. チェッカーボードを作ろう

Created by: mizuki

5

257

#### Problem 2532. Generate vector according to sign of vector

Created by: Pritesh Shah

1

109

#### Problem 44886. Given a Vector v1, create v2 which is the sum of each two adjacent elements in v1. {length(v2)=length(v1)-1}

Created by: Yoav Shallev

Tags vectors, basics

0

144

#### Problem 47798. Check if the input is a balanced prime

Created by: Mehmet OZC

1

20

#### Problem 1072. Television Screen Dimensions

Created by: @bmtran (Bryant Tran)

6

318

#### Problem 45206. How to find the position of an element in a vector without using the find function

Created by: Lap Nguyen

Tags test

1

34

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

Created by: James

0

41

#### Problem 45979. Compute the perimeter of an ellipse

Created by: ChrisR

0

20

#### 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 107. Count from 0 to N^M in base N.

Created by: Chris

1

225

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

Created by: Ashutosh datar

Tags voltage, rms, peak

0

71

#### Problem 2472. Matrix Generation.

Created by: Pruthvi teja

1

52

#### Problem 45413. Characterize fluid flow in a pipe as to laminar or turbulent

Created by: Karl Ezra Pilario

4

96

#### Problem 43279. Weighted moving average

Created by: Jang geun Choi

7

44

#### Problem 44004. Get chain of consecutive characters

Created by: Pablo Lobo

Tags strings, simple

1

29

#### Problem 49647. Original coordinate of the min element of a subset of elements

Created by: 埃博拉酱

Tags nan, ind2sub, min

1

14

#### Problem 50579. Number Puzzle - 094

Created by: Doddy Kastanya

Tags puzzles

0

15

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

Created by: Szász Botond

Tags x

1

272

#### Problem 50907. Draw a '4' in a zero matrix!

Created by: Szász Botond

Tags x

2

280

#### Problem 896. Sophie Germain prime

Created by: Aurelien Queffurust

3

456

#### 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 1815. 06 - Matrix Equations 3

Created by: Samuel Thrysøe

1

358

#### 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 940. R2012b atan in Degrees

Created by: Richard Zapor

1

61

Created by: Dyuman Joshi

4

7

#### Problem 53950. Time reverse indices

Created by: Richard Allred

Tags indexing

1

10

#### Problem 596. More luck than brains

Created by: tsurel

Tags random

1

62

#### 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 45218. Find a common edge

Created by: Nicosahedron

1

15

#### Problem 45221. cofactor matrix

Created by: Asif Newaz

1

19

#### Problem 45244. How many Christmas presents under the tree?

Created by: Miles Walker

2

21

#### Problem 1089. Create a random vector of integers with given sum

Created by: J-G van der Toorn

Tags vector, random, sum

2

42

#### Problem 1239. Decoding : Find the value

Created by: Sunil Kallur Ramegowda

0

57

#### Problem 1850. Create a matrix with difference of each row of input matrix

Created by: Swapnali Gujar

0

66

#### 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

Created by: goc3

2

27

#### Problem 2601. Concatenate string with cell array of strings

Created by: Matthew Eicholtz

1

36

#### Problem 2610. counting for loop

Created by: Prof. Joe Hummel

Tags for, uic, cs109

2

45

#### 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 2721. Pandigital Factors (Based on Euler 491)

Created by: James

2

33

1 – 50 of 2,130