18 lines
366 B
Haskell
18 lines
366 B
Haskell
module Scratch where
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neg :: Integer -> Integer
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neg x = (-x)
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sumTo :: Integer -> [Integer] -> Integer
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sumTo n nums = sumToAcc 0 n nums
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sumTo20 :: [Integer] -> Integer
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sumTo20 nums = sumToAcc 0 20 nums
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sumToAcc :: Integer -> Integer -> [Integer] -> Integer
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sumToAcc acc _ [] = acc
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sumToAcc acc n (x:xs)
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| acc >= n = acc
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| otherwise = sumToAcc (acc + x) n xs
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