Played Challenges
Search and Replace 0 - 4792 entries
Replace every instance of 'aaa' with 'xaaax'.
- Best score: 12
- Best player score: 12
- Position: #181 / 1585
- Number of attempts: 4
abcd > a b c d - 280 entries
transform the single spaces into 4 spaces repeat for each line
- Best score: 15
- Best player score: 15
- Position: #26 / 218
- Number of attempts: 2
lamb had a little Mary - 586 entries
"Mary" and "lamb" are swapped. Unswap them. Fast as you can.
- Best score: 16
- Best player score: 38
- Position: #106 / 163
- Number of attempts: 2
A Simple One - 1001 entries
Here is a very simple one - just to illustrate/introduce a vim feature that some people seem to miss...
- Best score: 9
- Best player score: 9
- Position: #27 / 643
- Number of attempts: 1
Round Round - 287 entries
Round Round
- Best score: 19
- Best player score: 85
- Position: #57 / 84
- Number of attempts: 1
82 bottles of beer on the wall - 303 entries
Take them down. (sorry, only 82 bottles because the problem size is limited!)
- Best score: 106
- Best player score: 159
- Position: #119 / 141
- Number of attempts: 1
Reverse Simple Deletion - 832 entries
You did the simple deletion, now reverse it.
- Best score: 11
- Best player score: 12
- Position: #256 / 454
- Number of attempts: 4
Indentation - 497 entries
Indent each line according to the right number of spaces it needs.
- Best score: 21
- Best player score: 30
- Position: #98 / 168
- Number of attempts: 1
Almost encrypted - 198 entries
Convert the first paragraph to be even less readable.
- Best score: 5
- Best player score: 5
- Position: #94 / 144
- Number of attempts: 1
Sort and add attributes - 1327 entries
Sort the states and add the attribute country to each record.
- Best score: 33
- Best player score: 34
- Position: #280 / 529
- Number of attempts: 1
Braces or Brackets? - 885 entries
Someone forgot whether to use braces or brackets and you have to clean up their code!
- Best score: 34
- Best player score: 55
- Position: #251 / 289
- Number of attempts: 1