16 lines
459 B
Haskell
16 lines
459 B
Haskell
import Aoc
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import Data.List.Split
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parseFile :: [String] -> [(Int, Int, Int)]
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parseFile = map $ triplet . map read . splitOn "x"
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part1 :: [(Int, Int, Int)] -> Int
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part1 = sum . map wrapping
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where wrapping (l, w, h) = let areas = [l*w, l*h, w*h] in 2*sum areas + minimum areas
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part2 :: [(Int, Int, Int)] -> Int
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part2 = sum . map wrapping
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where wrapping (l, w, h) = 2*minimum [l+w, l+h, w+h] + l*w*h
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main :: IO ()
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main = aocMain parseFile part1 part2 |