Problems

1 – 13 of 13

Problem Title Likes Solvers Difficulty

Problem 35. Quote Doubler

Created by: Cody Team

Tags regexp, strings, quotes

2066

Problem 22. Remove the vowels

Created by: Cody Team

Tags regexp, siam

5006

Problem 66. Find the two-word state names

Created by: Cody Team

Tags regexp, states

878

Problem 28. Counting Money

Created by: Cody Team

Tags regexp, strings

2695

Problem 80. Test for balanced parentheses

Created by: Cody Team

Tags regexp, parens

951

Problem 13. Remove all the consonants

Created by: Cody Team

Tags regexp, basics

3360

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

Created by: Cody Team

Tags regexp, diff, strings

4079

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

Created by: Cody Team

Tags matlab 101, regexp, strings

1497

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

Created by: Cody Team

Tags regexp, states

846

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

Created by: Cody Team

Tags regexp, states

825

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

Created by: Cody Team

Tags regexp

647

Problem 70. Alphabetize by last name

Created by: Cody Team

Tags regexp, sorting

1426

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

Created by: Cody Team

Tags regexp, strings

827

1 – 13 of 13

Difficulty Rating

Problem Groups

Problems

Problem 35. Quote Doubler

Problem 22. Remove the vowels

Problem 66. Find the two-word state names

Problem 28. Counting Money

Problem 80. Test for balanced parentheses

Problem 13. Remove all the consonants

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

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

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

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

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

Problem 70. Alphabetize by last name

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