2024-12-04 17:15:59 +11:00
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{-# OPTIONS_GHC -Wno-x-partial #-}
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2024-12-03 13:21:05 +11:00
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import Aoc
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import Data.List ( transpose )
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import Data.Bifunctor ( bimap )
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parseLine :: String -> (String, [Int])
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parseLine line =
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let [name, "capacity", capacity, "durability", durability, "flavor", flavor, "texture", texture, "calories", calories] = words line in
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let read' = read . init in
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(init name, [read calories, read' capacity, read' durability, read' flavor, read' texture])
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part1' :: (Int -> Bool) -> [(String, [Int])] -> Int
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part1' cond ingredients = maximum $ map (product . tail) $ filter (cond . head) $ map (map (max 0 . sum) . transpose . map (uncurry map . bimap (*) snd) . (`zip` ingredients)) $ starsAndBars 100 (length ingredients - 1)
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part1 :: [(String, [Int])] -> Int
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part1 = part1' $ const True
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part2 :: [(String, [Int])] -> Int
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part2 = part1' (==500)
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main :: IO ()
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main = aocMain (map parseLine) part1 part2
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