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<oerjan> addquote <quintopia> my mom asked me what \'je ne sais quois\' means. she doesn\'t realize i\'ve told her.
author HackBot
date Sun, 18 May 2014 23:39:39 +0000
parents 7f957c1f4661
children
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import Data.List(inits);main = let p = 1 : zipWith (+) (map (*4) p) (map (sum . zipWith (*) p . reverse) (inits p)) in print $ p !! 1000