結果

問題 No.486 3 Straight Win(3連勝)
ユーザー atuk721
提出日時 2017-04-18 05:43:08
言語 Haskell
(9.10.1)
結果
AC  
実行時間 2 ms / 2,000 ms
コード長 310 bytes
コンパイル時間 2,059 ms
コンパイル使用メモリ 175,232 KB
実行使用メモリ 6,944 KB
最終ジャッジ日時 2024-06-26 04:25:56
合計ジャッジ時間 3,139 ms
ジャッジサーバーID
(参考情報)
judge5 / 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
other AC * 28
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:11:29: 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."
   |
11 |   | x == 'O' && y == 'O' && head zs == 'O' = "East"
   |                             ^^^^

Main.hs:12:29: 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."
   |
12 |   | x == 'X' && y == 'X' && head zs == 'X' = "West"
   |                             ^^^^
[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

main :: IO ()
main = do
input <- getLine
putStrLn $ check input
check :: String -> String
check [] = "NA"
check (_:[]) = "NA"
check (_:_:[]) = "NA"
check (x:y:zs)
| x == 'O' && y == 'O' && head zs == 'O' = "East"
| x == 'X' && y == 'X' && head zs == 'X' = "West"
| otherwise = check (y:zs)
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