Problems

1 – 50 of 55

Problem Title Likes Solvers

Problem 22. Remove the vowels

Created by: Cody Team

Tags regexp, siam

4598

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

Created by: Cody Team

Tags regexp, diff, strings

3370

Problem 13. Remove all the consonants

Created by: Cody Team

Tags regexp, basics

3075

Problem 28. Counting Money

Created by: Cody Team

Tags regexp, strings

2401

Problem 35. Quote Doubler

Created by: Cody Team

Tags regexp, strings, quotes

1836

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

Created by: Cody Team

Tags matlab 101, regexp, strings

1292

Problem 70. Alphabetize by last name

Created by: Cody Team

Tags regexp, sorting

1159

Problem 80. Test for balanced parentheses

Created by: Cody Team

Tags regexp, parens

874

Problem 66. Find the two-word state names

Created by: Cody Team

Tags regexp, states

732

Problem 61. Find state names that end with the letter A

Created by: Cody Team

Tags regexp, states

708

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

Created by: Cody Team

Tags regexp, strings

652

Problem 92. Find state names that start with the letter N

Created by: Cody Team

Tags regexp, states

598

Problem 91. Get the area codes from a list of phone numbers

Created by: Cody Team

Tags regexp

532

Problem 44358. I Plead the Fifth

Created by: goc3

Tags regexp, strings, string

344

Problem 460. Replace May with April

Created by: Sunu

Tags regexp, matlab, replace

329

Problem 171. Reverse the Words (not letters) of a String

Created by: @bmtran (Bryant Tran)

Tags regexp

297

Problem 44306. Is it really a 5?

Created by: goc3

Tags regexp, string, number

279

Problem 2033. poll: would you like the regexp (?@cmd) functionality to be banned in Cody?

Created by: Alfonso Nieto-Castanon

Tags regexp, hack, poll

169

Problem 44417. 英語の文章内の母音を取り除くコードを書きましょう。

Created by: mizuki

Tags regexp, string, 日本語

142

Problem 542. Vectorizing, too easy or too hard?

Created by: AMITAVA BISWAS

Tags regexp, string, vector

128

Problem 1712. NO _________ ALLOWED....

Created by: Chris E.

Tags regexp, string, fun

126

Problem 269. Find Rotated Substring

Created by: Roy Mathew

Tags regexp, strings

116

Problem 541. Use of regexp

Created by: AMITAVA BISWAS

Tags regexp, string, regular expression

103

Problem 1383. Count letters occurence in text, specific to words with a given length.

Created by: Cedric Wannaz

Tags regexp, letters, counts

Problem 43658. When Was That Goal Scored?

Created by: Ned Gulley

Tags regexp, strings, feature

Problem 519. Pig Latin to English Translator

Created by: @bmtran (Bryant Tran)

Tags regexp, pig latin, regular expressions

Problem 831. Find mistyped words in text (mixed-up letters)

Created by: Matthew Eicholtz

Tags regexp, strings, cell arrays

Problem 695. Parse string and identify specific string sequence in algebraic equation

Created by: Siva

Tags regexp, string, parser

Problem 920. Eliminate Polysyllabics: Long live short words!

Created by: Ned Gulley

Tags regexp

Problem 1856. Molecule Atomic Wt (CHONS) Molecules

Created by: Richard Zapor

Tags regexp, periodic table, atomic

Problem 733. Extract Built In Functions and Toolbox Functions from String or Function Handle

Created by: Richard Zapor

Tags regexp, match, unique

Problem 1376. Find names/words that start and end with the same letter.

Created by: Cedric Wannaz

Tags regexp, pattern matching

Problem 530. convert?

Created by: AMITAVA BISWAS

Tags regexp, string manipulation, conversion of units

Problem 43132. Calculate vowel / consonant ratio of a string

Created by: CY Y

Tags regexp, string, basic matlab

Problem 44619. Capitalized string operations

Created by: Srishti Saha

Tags regexp, strings, matlab

Problem 43169. Frequency Analysis of Text

Created by: CY Y

Tags regexp, string, basic matlab

Problem 877. What is Title of Cody Challenge 42?

Created by: Richard Zapor

Tags regexp, urlread, regexpi

Problem 43582. Explode string

Created by: Jakub Rysanek

Tags regexp

Problem 2368. I want eval

Created by: rifat

Tags regexp, string

Problem 43076. Return strings encapsulated by braces

Created by: Jakub Rysanek

Tags regexp, strings, cellfun

Problem 42370. The Python Challenge, Level 1: Decode strings

Created by: Matthew Eicholtz

Tags regexp, strings, string manipulation

Problem 2502. Filter British English into American English

Created by: Peter Cook

Tags regexp, string, string manipulation

Problem 1937. Get input and output variable names

Created by: Sky Sartorius

Tags regexp

Problem 2500. Text Processing - New

Created by: rifat

Tags regexp

Problem 42810. String Find with Wildcards of a Cell array

Created by: Richard Zapor

Tags regexp, find, cellfun

Problem 43963. Finding operators in a MATLAB function in a string.

Created by: Adrien Rapicault

Tags regexp, string, recursion

1 – 50 of 55

Trial software

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

Problems

Problem Groups