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Jun 12th, 2018
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  1. A2)a)
  2.  
  3. mapList :: (Int -> Int) -> List -> List
  4. mapList _ [] = []
  5. mapList f (x:xs) = f x : maplist f xs
  6.  
  7. b)
  8. negateList :: List -> List
  9. neagteList mapList (\x = x - 1) xs
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