結果

問題 No.859 路線A、路線B、路線C
コンテスト
ユーザー dsplit
提出日時 2019-08-11 12:14:47
言語 Haskell
(9.10.1)
結果
WA  
実行時間 -
コード長 2,210 bytes
コンパイル時間 2,265 ms
コンパイル使用メモリ 175,488 KB
実行使用メモリ 6,944 KB
最終ジャッジ日時 2024-09-13 12:18:47
合計ジャッジ時間 3,121 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge2
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 11 WA * 1
権限があれば一括ダウンロードができます
コンパイルメッセージ
Loaded package environment from /home/judge/.ghc/x86_64-linux-9.8.2/environments/default
[1 of 2] Compiling Main             ( Main.hs, Main.o )
[2 of 2] Linking a.out

ソースコード

diff # 

import Control.Applicative

main :: IO ()
main = do
   xs <- words <$> getContents
   putStrLn $ show $ solve xs

solve :: [String] -> Integer
solve [x, y, z, startRosen, start, endRosen, end] = f (read x, read y, read z, startRosen, read start, endRosen, read end)
    where
        f :: (Integer, Integer, Integer, String, Integer, String, Integer) -> Integer
        f (a, b, c, s1, st, s2, ed)
            | s1 == s2  = g (s1, a, b, c, st, ed)
            | otherwise = h (s1, s2, a, b, c, st, ed)

g :: (String, Integer, Integer, Integer, Integer, Integer) -> Integer
g (s, a, b, c, start, end) = minimum xs
    where
        xs = case s of
            "A" -> [abs (end - start), (start - 1) + 1 + (b - 1) + 1 + (a - end), (start - 1) + 1 + (c - 1) + 1 + (a - end)]
            "B" -> [abs (end - start), (start - 1) + 1 + (a - 1) + 1 + (b - end), (start - 1) + 1 + (c - 1) + 1 + (b - end)]
            "C" -> [abs (end - start), (start - 1) + 1 + (a - 1) + 1 + (c - end), (start - 1) + 1 + (b - 1) + 1 + (c - end)]

h :: (String, String, Integer, Integer, Integer, Integer, Integer) -> Integer
h (s1, s2, a, b, c, start, end) = minimum xs
    where
        xs = case (s1, s2) of
            ("A", "B") -> [(a - start) + 1 + (c - 1) + 1 + (end - 1), (a - start) + 1 + (b - end), (start - 1) + 1 + (end - 1), (start - 1) + 1 + (c - 1) + 1 + (b - end)]
            ("A", "C") -> [(a - start) + 1 + (b - 1) + 1 + (end - 1), (a - start) + 1 + (c - end), (start - 1) + 1 + (end - 1), (start - 1) + 1 + (b - 1) + 1 + (c - end)]
            ("B", "C") -> [(b - start) + 1 + (a - 1) + 1 + (end - 1), (b - start) + 1 + (c - end), (start - 1) + 1 + (end - 1), (start - 1) + 1 + (a - 1) + 1 + (c - end)]
            ("B", "A") -> [(b - start) + 1 + (c - 1) + 1 + (end - 1), (b - start) + 1 + (a - end), (start - 1) + 1 + (end - 1), (start - 1) + 1 + (c - 1) + 1 + (a - end)]
            ("C", "A") -> [(c - start) + 1 + (b - 1) + 1 + (end - 1), (c - start) + 1 + (a - end), (start - 1) + 1 + (end - 1), (start - 1) + 1 + (b - 1) + 1 + (a - end)]
            ("C", "B") -> [(c - start) + 1 + (a - 1) + 1 + (end - 1), (c - start) + 1 + (b - end), (start - 1) + 1 + (end - 1), (start - 1) + 1 + (a - 1) + 1 + (b - end)]
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