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homework examples

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Michael Mandl 2016-09-24 23:09:51 +02:00
parent 566bdfc66c
commit 8f7fac09b9
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Lecture 02/scratch/Scratch.hs Normal file
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module Scratch where
neg :: Integer -> Integer
neg x = (-x)
sumTo20 :: [Integer] -> Integer
sumTo20 nums = sumTo20Acc 0 nums
sumTo20Acc :: Integer -> [Integer] -> Integer
sumTo20Acc acc [] = acc
sumTo20Acc acc (x:xs)
| acc >= 20 = acc
| otherwise = sumTo20Acc (acc + x) xs