Problems

1 – 50 of 104

Problem Title Likes Solvers

Problem 20. Summing digits

Created by: Cody Team

Tags strings

4945

Problem 15. Find the longest sequence of 1's in a binary sequence.

Created by: Cody Team

Tags diff, strings, regexp

2493

Problem 41. Cell joiner

Created by: Cody Team

Tags matlab, strings

2262

Problem 27. Pangrams!

Created by: Cody Team

Tags strings

1994

Problem 28. Counting Money

Created by: Cody Team

Tags regexp, strings

1967

Problem 649. Return the first and last character of a string

Created by: @bmtran (Bryant Tran)

Tags strings, indexing, plus15

1771

Problem 35. Quote Doubler

Created by: Cody Team

Tags strings, regexp, quotes

1546

Problem 44. Trimming Spaces

Created by: Cody Team

Tags strings, whitespace

1180

Problem 45. Make a Palindrome Number

Created by: Cody Team

Tags strings

1151

Problem 290. Make one big string out of two smaller strings

Created by: Michelle

Tags strings, start here, spam

1078

Problem 57. Summing Digits within Text

Created by: Cody Team

Tags strings

1077

Problem 31. Remove all the words that end with "ain"

Created by: Cody Team

Tags regexp, strings, matlab 101

1046

Problem 49. Sums with Excluded Digits

Created by: Cody Team

Tags strings

998

Problem 53. Duplicates

Created by: Cody Team

Tags matlab, strings, sets

864

Problem 56. Scrabble Scores

Created by: Cody Team

Tags strings, scrabble

734

Problem 77. Clean the List of Names

Created by: Cody Team

Tags strings

623

Problem 89. Counting in Finnish

Created by: Cody Team

Tags strings, finnish

534

Problem 88. It dseon't mettar waht oedrr the lrettes in a wrod are.

Created by: Cody Team

Tags strings, regexp

503

Problem 75. Find the palindrome

Created by: Cody Team

Tags strings

475

Problem 1230. Who is the smartest MATLAB programmer?

Created by: Jeremy

Tags fun, matlab, strings

472

Problem 65. Word Counting and Indexing

Created by: Cody Team

Tags strings, poor_test_suite

426

Problem 325. 2 b | ~ 2 b

Created by: Alan Chalker

Tags strings, basic matlab

309

Problem 44358. I Plead the Fifth

Created by: goc3

Tags five, string, strings

281

Problem 1191. Will there be a new leader?

Created by: Robert Turner

Tags strings, spam

224

Problem 535. Rotate and display numbered tile

Created by: Ned Gulley

Tags contest, strings

223

Problem 2143. reverse string

Created by: Koteswar Rao Jerripothula

Tags strings

194

Problem 409. Back to basics 19 - character types

Created by: Alan Chalker

Tags strings, basic matlab

193

Problem 967. Split a string into chunks of specified length

Created by: Brandon Kuczenski

Tags strings, cell arrays

176

Problem 713. Find the maximum number of decimal places in a set of numbers

Created by: Vincent

Tags strings, decimal

162

Problem 1461. Duplicate a character

Created by: Selvaraaju Murugesan

Tags strings, basic matlab

152

Problem 408. Back to basics 18 - justification

Created by: Alan Chalker

Tags strings, justification

151

Problem 846. Calculate the Hamming distance between two strings

Created by: Matthew Eicholtz

Tags strings, string metric

146

Problem 2802. Count number of words in string

Created by: Pritesh Shah

Tags strings

119

Problem 288. Construct a string from letters and counts

Created by: Alex Feinman

Tags strings, error-checking

114

Problem 42421. Reverse a string

Created by: vaibhav hosur

Tags strings

Problem 269. Find Rotated Substring

Created by: Roy Mathew

Tags strings, regexp

Problem 44420. 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

Problem 394. Convert String to Morse Code

Created by: NeoGenesis

Tags conversion, strings, coding

Problem 1058. Subtract two positive numbers

Created by: Amin Bashi

Tags matrix, strings

Problem 2140. Alternately upper-lower case

Created by: Koteswar Rao Jerripothula

Tags strings

Problem 565. Transposition as a CIPHER

Created by: Sourav Mondal

Tags strings, string, combining different lengths

Problem 495. Formatting currency numbers

Created by: Ned Gulley

Tags strings, currency, formatting

Problem 1560. COUNT VOWEL 2

Created by: Suman Saha

Tags strings

Problem 2139. most frequent character

Created by: Koteswar Rao Jerripothula

Tags strings

Problem 1271. THE CALCULATOR OF LOVE

Created by: @bmtran (Bryant Tran)

Tags valentines day, love, calculator

Problem 43658. When Was That Goal Scored?

Created by: Ned Gulley

Tags feature, strings, regexp

Problem 371. Decimal Comparison

Created by: @bmtran (Bryant Tran)

Tags strings, regex, comparison

Problem 1641. ABBREVIATION

Created by: Suman Saha

Tags strings

Problem 2946. Where is she?

Created by: Juan Moreta

Tags strings

Problem 362. Find matching string from a list of strings

Created by: jiro

Tags strings, match, find

1 – 50 of 104

Trial software

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

Problems

Problem Groups