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jagajaga/toUpper.hs

Created April 24, 2015 23:15
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toUpper.hs
import Control.Monad.Fix
import Data.Char
main = interact $ unlines . map (fix (\f word -> case word of
[] -> []
(x:s:xs) -> toLower x : toUpper s : f xs
xs -> xs)) . lines
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