Played Challenges
Levenshtein distance - 105 entries
Compute distance for each pair. Notice that this recursive implementation is very inefficient. Wagner-Fischer algorithm is iterative and much faster. #vimscript
- Best score: 27
- Best player score: 44
- Position: #31 / 37
- Number of attempts: 1
Satisfy the go linter - 2437 entries
You just came up with this briliant go vars package. But dang, you forgot to add comments to the exported variables. Can you add a comment over each variable with a TODO-placeholder?
- Best score: 20
- Best player score: 20
- Position: #17 / 481
- Number of attempts: 7
Add quotes to ansible playbook - 1007 entries
You created an ansible playbook, but forgot to add quotes. Can you fix it?
- Best score: 8
- Best player score: 9
- Position: #115 / 316
- Number of attempts: 2
Multiline to Single Line - 731 entries
Convert a multiline, indented file to a single line with no whitespace
- Best score: 5
- Best player score: 5
- Position: #49 / 310
- Number of attempts: 1
xrandr outputs and dashes - 716 entries
uh oh, different video drivers identify display outputs with more dashes. Quick, need to change this xrandr script!
- Best score: 12
- Best player score: 12
- Position: #65 / 224
- Number of attempts: 4
Yo To Hello - 1142 entries
Simply Turn Yo To Hello
- Best score: 8
- Best player score: 10
- Position: #166 / 529
- Number of attempts: 1
Replace pattern with 1, 2, 3, ... on each line - 1150 entries
For each line replace a search pattern (in this case $) with numbers starting at 1 and then increasing by 1 for each replaced match. a$b$c$ -> a0b1c2
- Best score: 21
- Best player score: 21
- Position: #22 / 232
- Number of attempts: 7
Simple, Practical, and Common - 33724 entries
Simple things we do all the time should be able to be done with very few keystrokes, but sometimes I find something I need to do makes me go, "There MUST be a better way." This challenge is just a simple movement and entering text at a certain place.
- Best score: 22
- Best player score: 22
- Position: #2201 / 7442
- Number of attempts: 9
prepend * to every non-blank line - 6337 entries
Prepend an asterisk to every non-blank line in the input file.
- Best score: 10
- Best player score: 11
- Position: #613 / 1546
- Number of attempts: 7
One number per line - 18755 entries
Just give me the numbers.
- Best score: 14
- Best player score: 14
- Position: #669 / 3870
- Number of attempts: 14
Add semicolons - 10881 entries
Simply add a semicolon at the end of each line
- Best score: 10
- Best player score: 11
- Position: #1519 / 3072
- Number of attempts: 4
remove lines containing the word "reader" - 3604 entries
easy stuff
- Best score: 9
- Best player score: 10
- Position: #791 / 1169
- Number of attempts: 4
Com(m)a Trouble - 3875 entries
Someone was real stupid when placing his commas. Can you fix it?
- Best score: 12
- Best player score: 14
- Position: #406 / 876
- Number of attempts: 2
Box it - 7916 entries
Create a box around a line.
- Best score: 21
- Best player score: 23
- Position: #766 / 1881
- Number of attempts: 5
Just the middle - 11484 entries
Delete the instructions at the top and bottom.
- Best score: 7
- Best player score: 7
- Position: #1400 / 4209
- Number of attempts: 2
Add to end of each line... kinda - 333 entries
Visual-block mode can be used to add something to the end of each line, even if they are of differing lengths. However, what if it's not quite at the end?
- Best score: 12
- Best player score: 13
- Position: #152 / 174
- Number of attempts: 2
Line under headers - 2059 entries
Put a line under each header, and remove the other markdown formatting.
- Best score: 24
- Best player score: 27
- Position: #182 / 507
- Number of attempts: 5
I forgot quotes - 16022 entries
Oops.
- Best score: 10
- Best player score: 10
- Position: #1050 / 4189
- Number of attempts: 8
A HAPPY NEW YEAR 2014 ! - 10682 entries
A HAPPY NEW YEAR 2014 !
- Best score: 11
- Best player score: 11
- Position: #1529 / 3689
- Number of attempts: 2
Ruby 1.9 hashes - 1249 entries
Rubyists talk about being cutting edge but how many are using 1.9 in production? Time to convert those verbose 1.8 hashes in to symbolic, succinct 1.9 beauties!
- Best score: 12
- Best player score: 12
- Position: #100 / 407
- Number of attempts: 2
Simple text editing with Vim - 12996 entries
Make the pairs of lines match up by making each second line same as first
- Best score: 13
- Best player score: 14
- Position: #1873 / 3739
- Number of attempts: 6