Haskell as Plain Text

Plain text code posted
created at 28 Oct 19:19, updated at 28 Oct 19:21

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import qualified Data.Map as M

fib n = fib' n
    where
        fib x =
            if x < 2 then
                x
            else
                fib (x - 1) + fib (x - 2)

main = interact $ show . fib . read
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