Problems from Regexp Rush, January 2023

These problems are from a contest hosted on January 27, 2023 at 1:00 PM UTC. See details...

Standings
A. Three Letter Words
Given a line of text find all the three-letter words.
B. Within the Span
You will be given a snippet of HTML. The HTML will have at most one <span> element. You will have to...
Regexp Moderate 10/11/12
C. Regular Brackets
This problem is matching brackets, but with regular expression. Given a set of parenthesis, if they ...
Regexp Moderate 4/7/11
D. Carrot on a Stick
Given a list of numbers, print only the even numbers.
E. Pairexp
Given two numbers, print the number only if both numbers are the same.
F. That One
In the input you will have an integer n (where n is 1, 2, or 3) followed by 3 words. You will have t...
G. Odd Screams
You will be given a string with one or more a’s. You have to write a regular expression that matches...
H. Two Words
Given a line of text (space-separated words), find the first word that appears at least twice in the...
I. Vowels Bad, Consonants Good
You will be given a line of text. The text will contain space separated words. Identify all the word...
Regexp Moderate 7/7/11
Toph uses cookies. By continuing you agree to our Cookie Policy.