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  1. fib :: Int -> Int
  2. fib 1 = 1
  3. fib x = x * fib (x - 1)
  4. main = println $ show $ fib 3
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
[1 of 1] Compiling Main             ( prog.hs, prog.o )

prog.hs:4:7: Not in scope: `println'
stdout
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Standard output is empty
https://ideone.com/rf5V9
language:
Haskell (ghc 8.4.4)
created:
14 years ago
visibility:
public

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