Problems

1 – 50 of 104

Problem Title Likes Solvers

Summing digits

Created by: Cody Team

Tags strings

4469

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

Created by: Cody Team

Tags diff, strings, regexp

2176

Cell joiner

Created by: Cody Team

Tags matlab, strings

2051

Pangrams!

Created by: Cody Team

Tags strings

1779

Counting Money

Created by: Cody Team

Tags regexp, strings

1754

Quote Doubler

Created by: Cody Team

Tags strings, regexp, quotes

1420

Trimming Spaces

Created by: Cody Team

Tags strings, whitespace

1073

Make a Palindrome Number

Created by: Cody Team

Tags strings

1036

Return the first and last character of a string

Created by: @bmtran (Bryant Tran)

Tags strings, indexing, plus15

1048

Make one big string out of two smaller strings

Created by: Michelle

Tags strings, start here, spam

1008

Summing Digits within Text

Created by: Cody Team

Tags strings

951

Remove all the words that end with "ain"

Created by: Cody Team

Tags regexp, strings, matlab 101

928

Sums with Excluded Digits

Created by: Cody Team

Tags strings

901

Duplicates

Created by: Cody Team

Tags matlab, strings, sets

754

Scrabble Scores

Created by: Cody Team

Tags strings, scrabble

652

Clean the List of Names

Created by: Cody Team

Tags strings

564

Counting in Finnish

Created by: Cody Team

Tags strings, finnish

487

It dseon't mettar waht oedrr the lrettes in a wrod are.

Created by: Cody Team

Tags strings, regexp

455

Who is the smartest MATLAB programmer?

Created by: Jeremy

Tags fun, matlab, strings

439

Find the palindrome

Created by: Cody Team

Tags strings

427

Word Counting and Indexing

Created by: Cody Team

Tags strings, poor_test_suite

354

2 b | ~ 2 b

Created by: Alan Chalker

Tags strings, basic matlab

288

I Plead the Fifth

Created by: goc3

Tags five, string, strings

249

Rotate and display numbered tile

Created by: Ned Gulley

Tags contest, strings

216

Will there be a new leader?

Created by: Robert Turner

Tags strings, spam

213

Back to basics 19 - character types

Created by: Alan Chalker

Tags strings, basic matlab

178

reverse string

Created by: Koteswar Rao Jerripothula

Tags strings

175

Back to basics 18 - justification

Created by: Alan Chalker

Tags strings, justification

145

Duplicate a character

Created by: Selvaraaju Murugesan

Tags strings, basic matlab

145

Calculate the Hamming distance between two strings

Created by: Matthew Eicholtz

Tags strings, string metric

127

Construct a string from letters and counts

Created by: Alex Feinman

Tags strings, error-checking

112

Split a string into chunks of specified length

Created by: Brandon Kuczenski

Tags strings, cell arrays

108

Count number of words in string

Created by: Pritesh Shah

Tags strings

Reverse a string

Created by: vaibhav hosur

Tags strings

Find Rotated Substring

Created by: Roy Mathew

Tags strings, regexp

Convert String to Morse Code

Created by: NeoGenesis

Tags conversion, strings, coding

Find the maximum number of decimal places in a set of numbers

Created by: Vincent

Tags strings, decimal

Subtract two positive numbers

Created by: Amin Bashi

Tags matrix, strings

Alternately upper-lower case

Created by: Koteswar Rao Jerripothula

Tags strings

THE CALCULATOR OF LOVE

Created by: @bmtran (Bryant Tran)

Tags valentines day, love, calculator

COUNT VOWEL 2

Created by: Suman Saha

Tags strings

Transposition as a CIPHER

Created by: Sourav Mondal

Tags strings, string, combining different lengths

most frequent character

Created by: Koteswar Rao Jerripothula

Tags strings

Formatting currency numbers

Created by: Ned Gulley

Tags strings, currency, formatting

When Was That Goal Scored?

Created by: Ned Gulley

Tags feature, strings, regexp

文字列の最初と最後の文字だけ抜き出しましょう。

Created by: mizuki

Tags matlab101, 入門, 日本語

Decimal Comparison

Created by: @bmtran (Bryant Tran)

Tags strings, regex, comparison

JOIN STRINGS

Created by: Suman Saha

Tags strings

ABBREVIATION

Created by: Suman Saha

Tags strings

Where is she?

Created by: Juan Moreta

Tags strings

1 – 50 of 104

Trial software

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

Problems

Select a Web Site

How to Get Best Site Performance

Americas

Europe

Asia Pacific

Explore Products

Try or Buy

Learn to Use

Get Support

About MathWorks

Problem Groups