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  1. import Data.List
  2.  
  3. tests = [
  4.          [-1,0,10,237,-316],
  5.          [1,2,3,4,5,234,7897234],
  6.          [89,234,-3,0,16]
  7.         ]
  8.  
  9. main = print $ map (length . filter (< 0)) $ filter (elem 0) tests
Success #stdin #stdout 0s 6220KB
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Standard input is empty
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[2,1]
https://ideone.com/FvzJH9
language:
Haskell (ghc 8.4.4)
created:
10 years ago
visibility:
secret

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