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<oerjan> fetch http://oerjan.nvg.org/test.hs
author HackBot
date Sat, 01 Jun 2013 19:31:48 +0000
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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