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- import Data.Char (toUpper)
- main::IO()
- main = do
- putStr "Fichero de Entrada? "
- fentrada <- getLine
- putStr "Fichero de Salida? "
- fsalida <- getLine
- cad <- readFile fentrada
- writeFile fsalida (map toUpper cad)
- putStr "Conversion realizada\n"
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