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  1. a = [-3, 5, 3, -1, -6, -2]
  2.  
  3. prod = foldr (*) 1 (filter (\x -> x < 0) a) 
  4.  
  5. len = length $ filter (\x -> x < 0) a
  6.  
  7. main = do
  8. 	print prod
  9. 	print len
  10.  
Success #stdin #stdout 0s 4596KB
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36
4
https://ideone.com/n9orSv
language:
Haskell (ghc 8.4.4)
created:
9 years ago
visibility:
public

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