One single proposal per answer, most upvoted as of 2013-12-14 (12:00AM UTC) becomes our next challenge! The winning entry shall be marked as the accepted answer.

Those of you that weren't following what's going on in the chat room might have been taken by surprise by a recent avalanche of Rock Paper Scissors Lizard Spock posts. This is how it started: OK, weekend challenge.... we all solve the Rock Paper Scissors Lizzard Spock problem with our 'favou...

One single proposal per answer, most upvoted as of 2013-12-07 (12:00AM UTC) becomes our next challenge! The winning entry shall be marked as the accepted answer. index | next challenge