Played Challenges
Changing date formats - 615 entries
Change the date format to Y/M/D.
- Best score: 37
- Best player score: 54
- Position: #42 / 170
- Number of attempts: 6
YAML to dotenv - 1226 entries
Convert this YAML config file to a .env file.
- Best score: 16
- Best player score: 25
- Position: #136 / 262
- Number of attempts: 2
Change to ascending order - 448 entries
Change each line of numbers consistently from descending to ascending order.
- Best score: 17
- Best player score: 42
- Position: #47 / 109
- Number of attempts: 4
Swap columns and transform to CSV format - 386 entries
Turn this spreadsheet output into a CSV file but first swap the columns
- Best score: 16
- Best player score: 19
- Position: #81 / 143
- Number of attempts: 1
Fix the git merge conflicts - 286 entries
Solve the merge conflicts in the Python file
- Best score: 36
- Best player score: 62
- Position: #52 / 78
- Number of attempts: 1
Fix the Scala Method - 286 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 / 89
- Number of attempts: 2
Change class fields from snake case to camel case - 276 entries
Change the class fields in this Scala class from snake case to camel case
- Best score: 13
- Best player score: 16
- Position: #78 / 103
- Number of attempts: 1
Replace csv column if it's not empty - 248 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 / 83
- Number of attempts: 3
Move list of uuids into a SQL query - 196 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: #45 / 66
- Number of attempts: 1
Word completion - 279 entries
Try to complete these options within 20 keystrokes.
- Best score: 20
- Best player score: 96
- Position: #48 / 72
- Number of attempts: 2
Reverse even lines - 33 entries
Reverse only the even lines without altering the odd lines.
- Best score: 7
- Best player score: 15
- Position: #7 / 12
- Number of attempts: 1
New teacher - 1419 entries
Update the details of the new CS teacher.
- Best score: 19
- Best player score: 30
- Position: #221 / 299
- Number of attempts: 2
Simple text editing with Vim - 13262 entries
Make the pairs of lines match up by making each second line same as first
- Best score: 13
- Best player score: 15
- Position: #2189 / 3810
- Number of attempts: 2
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