[code-golf], [tips], [code-challenge], [fastest-code], [programming-puzzle], [popularity-contest], [atomic-code-golf], [king-of-the-hill], [fastest-algorithm], [cops-and-robbers], [fewest-operations], [code-bowling], [metagolf], [test-battery], [rosetta-stone], [answer-chaining], [proof-golf], [challenge-writing], [code-trolling], [showcase], [busy-beaver], [puzzle-solver], [restricted-source]