Played Challenges
Changing date formats - 618 entries
Change the date format to Y/M/D.
- Best score: 37
- Best player score: 54
- Position: #42 / 173
- Number of attempts: 6
YAML to dotenv - 1293 entries
Convert this YAML config file to a .env file.
- Best score: 16
- Best player score: 25
- Position: #140 / 272
- Number of attempts: 2
Change to ascending order - 475 entries
Change each line of numbers consistently from descending to ascending order.
- Best score: 17
- Best player score: 42
- Position: #48 / 113
- Number of attempts: 4
Swap columns and transform to CSV format - 399 entries
Turn this spreadsheet output into a CSV file but first swap the columns
- Best score: 16
- Best player score: 19
- Position: #82 / 148
- Number of attempts: 1
Fix the git merge conflicts - 290 entries
Solve the merge conflicts in the Python file
- Best score: 36
- Best player score: 62
- Position: #53 / 80
- Number of attempts: 1
Fix the Scala Method - 290 entries
Fix the missing semicolons and the Int type, ensure the floating point division, and remove the unnecessary return.
- Best score: 2
- Best player score: 26
- Position: #60 / 92
- Number of attempts: 2
Change class fields from snake case to camel case - 278 entries
Change the class fields in this Scala class from snake case to camel case
- Best score: 13
- Best player score: 16
- Position: #79 / 104
- Number of attempts: 1
Replace csv column if it's not empty - 249 entries
Replace the credit_score_percentile column with the value 0.0 but leave the empty ones untouched
- Best score: 15
- Best player score: 15
- Position: #18 / 84
- Number of attempts: 3
Move list of uuids into a SQL query - 214 entries
Take the list of UUIDs and use them as a filter in the where statement of a SQL query
- Best score: 57
- Best player score: 69
- Position: #46 / 69
- Number of attempts: 1
Word completion - 280 entries
Try to complete these options within 20 keystrokes.
- Best score: 20
- Best player score: 96
- Position: #48 / 73
- Number of attempts: 2
Reverse even lines - 42 entries
Reverse only the even lines without altering the odd lines.
- Best score: 7
- Best player score: 15
- Position: #8 / 13
- Number of attempts: 1
New teacher - 1440 entries
Update the details of the new CS teacher.
- Best score: 19
- Best player score: 30
- Position: #223 / 302
- Number of attempts: 2
Simple text editing with Vim - 13274 entries
Make the pairs of lines match up by making each second line same as first
- Best score: 13
- Best player score: 15
- Position: #2191 / 3811
- Number of attempts: 2
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