結果

問題 No.33 アメーバがたくさん
ユーザー anony
提出日時 2014-10-03 01:17:41
言語 Haskell
(9.10.1)
結果
WA  
実行時間 -
コード長 410 bytes
コンパイル時間 3,974 ms
コンパイル使用メモリ 167,808 KB
実行使用メモリ 6,948 KB
最終ジャッジ日時 2024-09-24 09:52:16
合計ジャッジ時間 4,530 ms
ジャッジサーバーID
（参考情報） 		judge4 / judge5
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
other AC * 5 WA * 6
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 )

Main.hs:15:27: warning: [GHC-63394] [-Wx-partial]
    In the use of ‘head’
    (imported from Prelude, but defined in GHC.List):
    "This is a partial function, it throws an error on empty lists. Use pattern matching or Data.List.uncons instead. Consider refactoring to use Data.List.NonEmpty."
   |
15 |         print $ eval t d (head xs) (tail xs) + 2 * t + 1
   |                           ^^^^

Main.hs:15:37: warning: [GHC-63394] [-Wx-partial]
    In the use of ‘tail’
    (imported from Prelude, but defined in GHC.List):
    "This is a partial function, it throws an error on empty lists. Replace it with drop 1, or use pattern matching or Data.List.uncons instead. Consider refactoring to use Data.List.NonEmpty."
   |
15 |         print $ eval t d (head xs) (tail xs) + 2 * t + 1
   |                                     ^^^^
[2 of 2] Linking a.out

ソースコード

diff #
プレゼンテーションモードにする

module Main where
eval :: Int -> Int -> Int -> [Int] -> Int
eval _ _ _ [] = 0
eval t d x (y:ys) = eval t d x ys + if abs (x - y) `mod` d == 0
                      then abs (x - y) `div` d
                      else 2 * t + 1
main :: IO ()
main = do
        [_, d, t] <- fmap (map read . words) getLine
        xs <- fmap (map read . words) getLine
        print $ eval t d (head xs) (tail xs) + 2 * t + 1
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