Played Challenges
Search different SQL column with similar where clause - 178 entries
Replace a column in the where clause and convert all numbers from text to numeric, by replacing the leading 0 with the code 359.
- Best score: 22
- Best player score: 23
- Position: #20 / 47
- Number of attempts: 7
Remove adjacent duplicates - 457 entries
Try to find a way to remove adjacent duplicate letters.
- Best score: 19
- Best player score: 46
- Position: #108 / 122
- Number of attempts: 1
Rearrange array to single level - 1325 entries
The goal is to flatten the array into a single list and remove any empty elements.
- Best score: 14
- Best player score: 25
- Position: #108 / 210
- Number of attempts: 3
Rural Post - 4490 entries
Simple challenge to remove all but the post code on each line
- Best score: 9
- Best player score: 9
- Position: #210 / 1102
- Number of attempts: 5
Com(m)a Trouble - 3831 entries
Someone was real stupid when placing his commas. Can you fix it?
- Best score: 12
- Best player score: 13
- Position: #356 / 867
- Number of attempts: 6