Problems

1 – 50 of 3,352

Problem Title Likes Solvers

Times 2 - START HERE

Created by: Cody Team

Tags intro, math, basics

112

33376

Make the vector [1 2 3 4 5 6 7 8 9 10]

Created by: Cody Team

Tags basic, colon, x=1:10

27440

Find the sum of all the numbers of the input vector

Created by: Cody Team

Tags easy, matlab 101, vector

23619

Add two numbers

Created by: Cody Team

Tags matlab 101, siam, basic matlab

20985

Determine if input is odd

Created by: Cody Team

Tags easy, basic matlab, why matlab

16286

Select every other element of a vector

Created by: Cody Team

Tags vectors, indexing, matlab 101

15120

Pizza!

Created by: the cyclist

Tags pizza, fun

234

14275

Column Removal

Created by: Cody Team

Tags matlab 101, basic matlab

13388

Is my wife right?

Created by: the cyclist

Tags fun, stupid, silly

220

13264

Triangle Numbers

Created by: Cody Team

Tags math, triangle

13159

Find all elements less than 0 or greater than 10 and replace them with NaN

Created by: Cody Team

Tags data cleaning, basic matlab

11061

Make a checkerboard matrix

Created by: Cody Team

Tags matrices, square

142

10117

Swap the first and last columns

Created by: Cody Team

Tags matlab 101, siam, math

9233

Determine whether a vector is monotonically increasing

Created by: Cody Team

Tags vectors, matlab 101

8655

Fibonacci sequence

Created by: Cody Team

Tags sequences, siam, fibonacci

7925

Create times-tables

Created by: Cody Team

Tags matrices

7149

Finding Perfect Squares

Created by: Cody Team

Tags sets, poor_test_suite

6648

Sum all integers from 1 to 2^n

Created by: Dimitris Kaliakmanis

Tags math, basic matlab

5784

Remove any row in which a NaN appears

Created by: Cody Team

Tags matlab 101, siam

5730

Find the numeric mean of the prime numbers in a matrix.

Created by: Cody Team

Tags easy, matrices

5659

Weighted average

Created by: Will

Tags average, weighted, poor_problem_statement

5566

Who Has the Most Change?

Created by: Cody Team

Tags indexing, notice the rignt sequence of money!, poor description

5374

Back and Forth Rows

Created by: Cody Team

Tags matrices

5162

Most nonzero elements in row

Created by: Cody Team

Tags matrices

4984

Return the 3n+1 sequence for n

Created by: Cody Team

Tags 3n+1, sample

4948

Summing digits

Created by: Cody Team

Tags strings

4619

Remove the vowels

Created by: Cody Team

Tags regexp, siam

3723

Sort a list of complex numbers based on far they are from the origin.

Created by: Cody Team

Tags sorting, basic matlab

3645

Reverse the vector

Created by: Vishwanathan Iyer

Tags handling vectors, matlab 101, basics

3556

Check if sorted

Created by: AMITAVA BISWAS

Tags sort, basic matlab

3549

Simple equation: Annual salary

Created by: matlab.zyante.com

Tags easy, salary, zyante

3305

Bullseye Matrix

Created by: Cody Team

Tags matrices

3255

Which values occur exactly three times?

Created by: Cody Team

Tags search

3194

The Goldbach Conjecture

Created by: Cody Team

Tags primes

3158

Return the largest number that is adjacent to a zero

Created by: Cody Team

Tags vectors

2955

Target sorting

Created by: Cody Team

Tags matlab, sorting

2833

The Hitchhiker's Guide to MATLAB

Created by: the cyclist

Tags "douglas adams", douglas adams, Joke

2625

Nearest Numbers

Created by: Cody Team

Tags vectors, distance

2613

Length of the hypotenuse

Created by: Tanya Morton

Tags pythagoras, basic matlab

2415

Pascal's Triangle

Created by: Cody Team

Tags combinatorics, math

2404

Remove all the consonants

Created by: Cody Team

Tags regexp, basics

2390

Find the longest sequence of 1's in a binary sequence.

Created by: Cody Team

Tags diff, strings, regexp

2281

How to find the position of an element in a vector without using the find function

Created by: Chelsea

Tags find, indexing

2264

Cell joiner

Created by: Cody Team

Tags matlab, strings

2142

Swap the input arguments

Created by: Steve Eddins

Tags swap, matlab 101, basic matlab

2077

Distance walked 1D

Created by: AMITAVA BISWAS

Tags walk, basic matlab

2056

Find the alphabetic word product

Created by: Cody Team

Tags matlab

1937

Roll the Dice!

Created by: @bmtran (Bryant Tran)

Tags dice, random, rolling

1911

Pangrams!

Created by: Cody Team

Tags strings

1866

Check if number exists in vector

Created by: Nichlas

Tags vectors, basic matlab

1861

1 – 50 of 3,352

Trial software

Problem Groups $(function () { $('[data-toggle="popover"]').popover() })

Problems

Select a Web Site

How to Get Best Site Performance

Americas

Europe

Asia Pacific

Problem Groups