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  1. sumFromTo :: Int -> Int -> Int
  2. sumFromTo x y
  3.     | x > y = 0
  4.     | x == y = x
  5.     | otherwise = x + sumFromTo (x + 1) y
  6.  
  7. main = do {
  8.     print (sumFromTo 5 8);
  9.     print (sumFromTo 8 8);
  10.     print (sumFromTo 9 5);
  11. }
Success #stdin #stdout 0s 8388607KB
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https://ideone.com/t45jCc
language:
Haskell (ghc 8.4.4)
created:
8 years ago
visibility:
public

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