Played Challenges
Search and Replace 0 - 4989 entries
Replace every instance of 'aaa' with 'xaaax'.
- Best score: 12
- Best player score: 12
- Position: #24 / 1624
- Number of attempts: 6
Cartesian product - 255 entries
{1,2,3,4,5} X {1,2,3,4,5}
- Best score: 24
- Best player score: 33
- Position: #53 / 95
- Number of attempts: 1
Shuffle and Sort - 229 entries
The values where sorted incorrectly. Get them back to how they are supposed to be
- Best score: 17
- Best player score: 21
- Position: #26 / 67
- Number of attempts: 1
Remove noise from HTTP log - 717 entries
This piece of log (from the year 2000) contains some irrelevant data. We only want to see the HTTP method and resource.
- Best score: 15
- Best player score: 15
- Position: #29 / 273
- Number of attempts: 3
Ruby 1.9 hashes - 1244 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: 13
- Position: #138 / 406
- Number of attempts: 1
Shebangs for all - 1999 entries
We've all seen or used a shebang once or twice. Ditch the specific paths and leave just a dynamic Ruby and Python bath behind.
- Best score: 11
- Best player score: 13
- Position: #178 / 516
- Number of attempts: 2
A Simple One - 1050 entries
Here is a very simple one - just to illustrate/introduce a vim feature that some people seem to miss...
- Best score: 9
- Best player score: 9
- Position: #33 / 664
- Number of attempts: 1
Table Reshuffle - 429 entries
Fix the column order in this table... also append the new 'username' column.
- Best score: 22
- Best player score: 30
- Position: #67 / 139
- Number of attempts: 1
Reverse and count - 473 entries
Someone typed things upside down and now a Vim ninja needs to reverse the lines and count how many there are.
- Best score: 18
- Best player score: 24
- Position: #60 / 176
- Number of attempts: 2
Ruby 1.9 compat - 629 entries
Remember when Ruby supported `when <expr> :`? Well, it doesn't in 1.9, so let's make sure we use `then`, without ruining our lovely new hash syntax!
- Best score: 14
- Best player score: 15
- Position: #79 / 234
- Number of attempts: 3
Reverse Simple Deletion - 847 entries
You did the simple deletion, now reverse it.
- Best score: 11
- Best player score: 12
- Position: #67 / 458
- Number of attempts: 1
Indentation - 542 entries
Indent each line according to the right number of spaces it needs.
- Best score: 20
- Best player score: 30
- Position: #112 / 178
- Number of attempts: 2
Hatsuyume - 532 entries
http://en.wikipedia.org/wiki/Hatsuyume
- Best score: 15
- Best player score: 25
- Position: #78 / 186
- Number of attempts: 1
Context insensitive completion 0 - 577 entries
Buried in the lines you're not supposed to add is the line "Add this line!" Add that line to the top of the file.
- Best score: 6
- Best player score: 7
- Position: #11 / 246
- Number of attempts: 3
Compile C - 430 entries
You might have to get clever to do this one.
- Best score: 19
- Best player score: 22
- Position: #84 / 141
- Number of attempts: 1
Context Insensitive completion 1 - 498 entries
Finish writing this simple Python HTTP server.
- Best score: 18
- Best player score: 18
- Position: #7 / 245
- Number of attempts: 2
Reformat some Python - 609 entries
Fix some very bizarrely laid-out code.
- Best score: 34
- Best player score: 41
- Position: #99 / 236
- Number of attempts: 1
Reformat a C golf submission - 604 entries
Take this C golf submission (for the "tiny but standards-compliant Hello World program" category, naturally), and turn it into formatted C code.
- Best score: 22
- Best player score: 27
- Position: #45 / 208
- Number of attempts: 1
Reverse characters in a line - 771 entries
You have everything you need, just not in the right order. Mastermind would give you 26 white pegs.
- Best score: 12
- Best player score: 21
- Position: #214 / 265
- Number of attempts: 1
Change the content of a string - 1580 entries
This docstring is a complete lie. Fix it.
- Best score: 22
- Best player score: 26
- Position: #388 / 588
- Number of attempts: 1
Sort and add attributes - 1451 entries
Sort the states and add the attribute country to each record.
- Best score: 33
- Best player score: 33
- Position: #8 / 563
- Number of attempts: 4
Reconstruct the Sentence - 1507 entries
Get the sentence back in the proper order, remove duplicate lines, and then combine the separate lines into one.
- Best score: 20
- Best player score: 20
- Position: #80 / 412
- Number of attempts: 5
Simple text editing with Vim - 12811 entries
Make the pairs of lines match up by making each second line same as first
- Best score: 13
- Best player score: 14
- Position: #753 / 3694
- Number of attempts: 4
Reformat/Refactor a Golfer Class - 6982 entries
A simple case of removing unneeded code and fixing broken indentation.
- Best score: 28
- Best player score: 32
- Position: #57 / 1706
- Number of attempts: 6
Adam Pohorecki
Twitter: @apohorecki
Software Developer from Kraków, PL