All pastes #717463 Raw Edit

Mine

public text v1 · immutable
#717463 ·published 2007-09-27 17:23 UTC
rendered paste body
Test.hs:28:48:
    Couldn't match `Char' against `()'
      Expected type: [Char]
      Inferred type: [()]
    In the application `mapM_ putStrLn lower'
    In the second argument of `(++)', namely `(mapM_ putStrLn lower)'