Problems

1 – 50 of 3,349

Problem Title Likes Solvers

Times 2 - START HERE

Created by: Cody Team

Tags intro, math, basics

112

33193

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

Created by: Cody Team

Tags basic, colon, x=1:10

27247

Find the sum of all the numbers of the input vector

Created by: Cody Team

Tags easy, matlab 101, vector

23412

Add two numbers

Created by: Cody Team

Tags matlab 101, siam, basic matlab

20729

Determine if input is odd

Created by: Cody Team

Tags easy, basic matlab, why matlab

16200

Select every other element of a vector

Created by: Cody Team

Tags vectors, indexing, matlab 101

15009

Pizza!

Created by: the cyclist

Tags pizza, fun

232

14195

Column Removal

Created by: Cody Team

Tags matlab 101, basic matlab

13294

Is my wife right?

Created by: the cyclist

Tags fun, stupid, silly

220

13192

Triangle Numbers

Created by: Cody Team

Tags math, triangle

13056

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

Created by: Cody Team

Tags data cleaning, basic matlab

11000

Make a checkerboard matrix

Created by: Cody Team

Tags matrices, square

142

10074

Swap the first and last columns

Created by: Cody Team

Tags matlab 101, siam, math

9156

Determine whether a vector is monotonically increasing

Created by: Cody Team

Tags vectors, matlab 101

8579

Fibonacci sequence

Created by: Cody Team

Tags sequences, siam, fibonacci

7890

Create times-tables

Created by: Cody Team

Tags matrices

7085

Finding Perfect Squares

Created by: Cody Team

Tags sets, poor_test_suite

6558

Sum all integers from 1 to 2^n

Created by: Dimitris Kaliakmanis

Tags math, basic matlab

5707

Remove any row in which a NaN appears

Created by: Cody Team

Tags matlab 101, siam

5692

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

Created by: Cody Team

Tags easy, matrices

5623

Weighted average

Created by: Will

Tags average, weighted, poor_problem_statement

5537

Who Has the Most Change?

Created by: Cody Team

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

5346

Back and Forth Rows

Created by: Cody Team

Tags matrices

5140

Most nonzero elements in row

Created by: Cody Team

Tags matrices

4953

Return the 3n+1 sequence for n

Created by: Cody Team

Tags 3n+1, sample

4919

Summing digits

Created by: Cody Team

Tags strings

4594

Remove the vowels

Created by: Cody Team

Tags regexp, siam

3700

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

Created by: Cody Team

Tags sorting, basic matlab

3622

Check if sorted

Created by: AMITAVA BISWAS

Tags sort, basic matlab

3528

Reverse the vector

Created by: Vishwanathan Iyer

Tags handling vectors, matlab 101, basics

3483

Simple equation: Annual salary

Created by: matlab.zyante.com

Tags easy, salary, zyante

3290

Bullseye Matrix

Created by: Cody Team

Tags matrices

3234

Which values occur exactly three times?

Created by: Cody Team

Tags search

3178

The Goldbach Conjecture

Created by: Cody Team

Tags primes

3133

Return the largest number that is adjacent to a zero

Created by: Cody Team

Tags vectors

2939

Target sorting

Created by: Cody Team

Tags matlab, sorting

2813

The Hitchhiker's Guide to MATLAB

Created by: the cyclist

Tags "douglas adams", douglas adams, Joke

2607

Nearest Numbers

Created by: Cody Team

Tags vectors, distance

2593

Pascal's Triangle

Created by: Cody Team

Tags combinatorics, math

2387

Remove all the consonants

Created by: Cody Team

Tags regexp, basics

2375

Length of the hypotenuse

Created by: Tanya Morton

Tags pythagoras, basic matlab

2324

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

Created by: Cody Team

Tags diff, strings, regexp

2264

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

Created by: Chelsea

Tags find, indexing

2256

Cell joiner

Created by: Cody Team

Tags matlab, strings

2124

Distance walked 1D

Created by: AMITAVA BISWAS

Tags walk, basic matlab

2045

Swap the input arguments

Created by: Steve Eddins

Tags swap, matlab 101, basic matlab

2018

Find the alphabetic word product

Created by: Cody Team

Tags matlab

1925

Roll the Dice!

Created by: @bmtran (Bryant Tran)

Tags dice, random, rolling

1859

Pangrams!

Created by: Cody Team

Tags strings

1853

Counting Money

Created by: Cody Team

Tags regexp, strings

1821

1 – 50 of 3,349

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