Played Challenges
Remove adjacent duplicates - 646 entries
Try to find a way to remove adjacent duplicate letters.
- Best score: 19
- Best player score: 23
- Position: #77 / 162
- Number of attempts: 1
Rearrange array to single level - 1649 entries
The goal is to flatten the array into a single list and remove any empty elements.
- Best score: 14
- Best player score: 14
- Position: #15 / 272
- Number of attempts: 11
Deleting text - 325 entries
Delete everything except some specific numbers.
- Best score: 26
- Best player score: 45
- Position: #54 / 101
- Number of attempts: 3
New teacher - 1423 entries
Update the details of the new CS teacher.
- Best score: 19
- Best player score: 24
- Position: #117 / 300
- Number of attempts: 5
lamb had a little Mary - 639 entries
"Mary" and "lamb" are swapped. Unswap them. Fast as you can.
- Best score: 16
- Best player score: 38
- Position: #127 / 176
- Number of attempts: 5
Stairs Indenting - 479 entries
Indent each line with <line number> whitespaces.
- Best score: 12
- Best player score: 34
- Position: #195 / 199
- Number of attempts: 1
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