Played Challenges
Search and Replace 0 - 5007 entries
Replace every instance of 'aaa' with 'xaaax'.
- Best score: 12
- Best player score: 17
- Position: #1275 / 1631
- Number of attempts: 2
Array transposition - 2427 entries
Transpose two arrays into one.
- Best score: 16
- Best player score: 34
- Position: #390 / 450
- Number of attempts: 2
Words in parens - 12969 entries
We should all ace this, right?
- Best score: 13
- Best player score: 21
- Position: #3348 / 3970
- Number of attempts: 2
Pairs of numbers - 364 entries
Line 1 represents x, line 2 y-data. Bring the corresponding pairs in the form "[x,y]\n"
- Best score: 26
- Best player score: 44
- Position: #101 / 137
- Number of attempts: 2
Delete unwanted lines - 431 entries
Delete all lines which does not end in "o.."
- Best score: 9
- Best player score: 9
- Position: #46 / 234
- Number of attempts: 1
Vertical Limit - 2564 entries
transform a succession of one word lines to a an array of strings
- Best score: 21
- Best player score: 33
- Position: #698 / 759
- Number of attempts: 2
switch variable - 5085 entries
how fast can you switch two variable ?
- Best score: 11
- Best player score: 14
- Position: #1317 / 1750
- Number of attempts: 3
Make it more readable - 2009 entries
Insert blank lines to make it more organized and readable
- Best score: 13
- Best player score: 25
- Position: #627 / 652
- Number of attempts: 1
Ruby 1.9 hashes - 1258 entries
Rubyists talk about being cutting edge but how many are using 1.9 in production? Time to convert those verbose 1.8 hashes in to symbolic, succinct 1.9 beauties!
- Best score: 12
- Best player score: 20
- Position: #367 / 409
- Number of attempts: 1
Fix the Haiku - 320 entries
Change this slightly scrambled haiku to its unscrambled form and fix the capitalisation and punctuation along the way.
- Best score: 28
- Best player score: 63
- Position: #112 / 115
- Number of attempts: 1
Braces or Brackets? - 1073 entries
Someone forgot whether to use braces or brackets and you have to clean up their code!
- Best score: 34
- Best player score: 47
- Position: #185 / 331
- Number of attempts: 1
Simple text editing with Vim - 13092 entries
Make the pairs of lines match up by making each second line same as first
- Best score: 13
- Best player score: 16
- Position: #2202 / 3765
- Number of attempts: 1
Reformat/Refactor a Golfer Class - 7228 entries
A simple case of removing unneeded code and fixing broken indentation.
- Best score: 10
- Best player score: 42
- Position: #967 / 1777
- Number of attempts: 4
matthew
Twitter: @mdespuits
Christian, Husband, Father, Software Engineer at @UnionMetrics. Also enjoys good coffee.