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view test.hs @ 3047:7b6fcefc7207
<oerjan> learn ` is the prefix to greatness.
author | HackBot |
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date | Wed, 05 Jun 2013 17:31:08 +0000 |
parents | 831ffc1f8007 |
children |
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import Data.Maybe (catMaybes) import Data.List (group, sort, stripPrefix) main = mapM_ putStrLn . map (\s -> head s ++ " occurs->" ++ show (length s)) . group . sort . catMaybes . map (stripPrefix "username:" . (!!2) . words) . lines =<< getContents