Played Challenges
Reordering properties - 30 entries
Arrange the CSS lines for the #topbar selector based on their complete line length, from shortest to longest.
- Best score: 31
- Best player score: 76
- Position: #7 / 12
- Number of attempts: 1
Sort and Tag - 142 entries
The goal is to sort these lines alphabetically, assign a unique identifier to each line in the format "[01]", "[02]", etc., and then restore the original order of the lines while preserving the assigned identifiers.
- Best score: 36
- Best player score: 46
- Position: #13 / 37
- Number of attempts: 1
Changing date formats - 189 entries
Change the date format to Y/M/D.
- Best score: 37
- Best player score: 50
- Position: #16 / 60
- Number of attempts: 1
Change to ascending order - 202 entries
Change each line of numbers consistently from descending to ascending order.
- Best score: 17
- Best player score: 18
- Position: #12 / 56
- Number of attempts: 1
Change readonly files - 40 entries
Try to write a file that was marked as read-only.
- Best score: 20
- Best player score: 64
- Position: #14 / 14
- Number of attempts: 1
Append leading hyphen count to each line - 54 entries
Append the number of leading hyphens to the end of each line.
- Best score: 23
- Best player score: 60
- Position: #16 / 16
- Number of attempts: 1
Word completion - 187 entries
Try to complete these options within 20 keystrokes.
- Best score: 20
- Best player score: 27
- Position: #24 / 52
- Number of attempts: 1
Remove adjacent duplicates - 466 entries
Try to find a way to remove adjacent duplicate letters.
- Best score: 19
- Best player score: 32
- Position: #74 / 125
- Number of attempts: 1
Rearrange array to single level - 1356 entries
The goal is to flatten the array into a single list and remove any empty elements.
- Best score: 14
- Best player score: 43
- Position: #184 / 217
- Number of attempts: 1
Copy punctuation - 502 entries
I want to copy the last line’s brackets, quotes, and commas to each line. How?
- Best score: 19
- Best player score: 21
- Position: #17 / 126
- Number of attempts: 1
Deleting text - 255 entries
Delete everything except some specific numbers.
- Best score: 26
- Best player score: 39
- Position: #10 / 82
- Number of attempts: 1
Case matching substitution - 56 entries
Swap every "lorem" for "ipsum", keeping the letter cases the same.
- Best score: 31
- Best player score: 45
- Position: #9 / 16
- Number of attempts: 1
Define Gray code states - 36 entries
List the states using Gray code and assign Gray code values to each state.
- Best score: 56
- Best player score: 118
- Position: #10 / 11
- Number of attempts: 1
Hex to binary - 91 entries
Convert hexadecimal numbers into binary format.
- Best score: 29
- Best player score: 39
- Position: #11 / 19
- Number of attempts: 1
Count words - 68 entries
Merge duplicates and count each word.
- Best score: 39
- Best player score: 50
- Position: #6 / 19
- Number of attempts: 1
String decompression - 31 entries
3a4b2c => aaabbbbcc. Start a new line when you exceed 79 columns.
- Best score: 27
- Best player score: 64
- Position: #11 / 11
- Number of attempts: 1
Reverse even lines - 33 entries
Reverse only the even lines without altering the odd lines.
- Best score: 7
- Best player score: 16
- Position: #8 / 12
- Number of attempts: 1
Format a long line - 80 entries
Reformat long lines (gq), textwidth=78, no trailing spaces.
- Best score: 17
- Best player score: 24
- Position: #14 / 26
- Number of attempts: 1
Find anomalies - 149 entries
There is one special character per line
- Best score: 30
- Best player score: 31
- Position: #14 / 40
- Number of attempts: 1
Coordinate extraction - 55 entries
Get the coordinates of all "M"s from the Vim logo
- Best score: 43
- Best player score: 51
- Position: #10 / 16
- Number of attempts: 1
Morse - 148 entries
Translate Morse code to Text
- Best score: 31
- Best player score: 69
- Position: #20 / 33
- Number of attempts: 1
Contributed Challenges
Change readonly files - 40 entries
Try to write a file that was marked as read-only.
Morse - 148 entries
Translate Morse code to Text
Coordinate extraction - 55 entries
Get the coordinates of all "M"s from the Vim logo
String decompression - 31 entries
3a4b2c => aaabbbbcc. Start a new line when you exceed 79 columns.
Find anomalies - 149 entries
There is one special character per line
Format a long line - 80 entries
Reformat long lines (gq), textwidth=78, no trailing spaces.
Reverse even lines - 33 entries
Reverse only the even lines without altering the odd lines.
Count words - 68 entries
Merge duplicates and count each word.
Hex to binary - 91 entries
Convert hexadecimal numbers into binary format.
Define Gray code states - 36 entries
List the states using Gray code and assign Gray code values to each state.
Case matching substitution - 56 entries
Swap every "lorem" for "ipsum", keeping the letter cases the same.
Deleting text - 255 entries
Delete everything except some specific numbers.
Copy punctuation - 502 entries
I want to copy the last line’s brackets, quotes, and commas to each line. How?
Rearrange array to single level - 1356 entries
The goal is to flatten the array into a single list and remove any empty elements.
Remove adjacent duplicates - 466 entries
Try to find a way to remove adjacent duplicate letters.
Word completion - 187 entries
Try to complete these options within 20 keystrokes.
Change to ascending order - 202 entries
Change each line of numbers consistently from descending to ascending order.
Append leading hyphen count to each line - 54 entries
Append the number of leading hyphens to the end of each line.
Reordering properties - 30 entries
Arrange the CSS lines for the #topbar selector based on their complete line length, from shortest to longest.
Changing date formats - 189 entries
Change the date format to Y/M/D.
Sort and Tag - 142 entries
The goal is to sort these lines alphabetically, assign a unique identifier to each line in the format "[01]", "[02]", etc., and then restore the original order of the lines while preserving the assigned identifiers.