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  1. main = print $ iter 2 half $ Just 127
  2.  
  3. iter c f 
  4. 	|c > 0 = iter (c-1) f.f
  5. 	|True = id
  6.  
  7.  
  8. half (Just a)
  9. 	|mod a 2 == 0 = return (div a 2)
  10. 	|True 		  = Nothing
  11. half _ = Nothing
  12.  
Success #stdin #stdout 0s 6272KB
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https://ideone.com/UTuTiF
language:
Haskell (ghc 8.4.4)
created:
12 years ago
visibility:
public

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