homework examples

This commit is contained in:
Michael Mandl 2016-09-24 23:09:51 +02:00
parent 566bdfc66c
commit 8f7fac09b9

View file

@ -0,0 +1,14 @@
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