import Data.Char(toUpper) main = interact (map toUpper)
Hi,Maybe you should try "interact"main = io (map processIt) io f = interact (unlines . f . lines)Le jeu. 5 juil. 2018 à 22:21, Awsaf Rahman <awsafrahman1704@gmail.com> a écrit :Hello everyone!_______________________________________________I am really struggling with Haskell I/O.I have written a mergesort program and as an input to that program I want to use a file containing a list of 1000 integers. Let's say the contents of the file look like this[120, 400, 500 , 20, 100 ..]How can I achieve that? I am trying to write a main function that takes the file as an input and passes the list to my mergesort function..RegardsAwsaf Rahman
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