結果
問題 | No.342 一番ワロタww |
ユーザー |
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提出日時 | 2017-04-26 11:08:00 |
言語 | Haskell (9.10.1) |
結果 |
WA
(最新)
AC
(最初)
|
実行時間 | - |
コード長 | 379 bytes |
コンパイル時間 | 8,200 ms |
コンパイル使用メモリ | 168,704 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-10-15 13:35:24 |
合計ジャッジ時間 | 8,639 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | WA * 3 |
other | AC * 3 WA * 11 |
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:3:7: 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." | 3 | | p (head xs) = splitBy p (tail xs) | ^^^^ Main.hs:3:29: 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." | 3 | | p (head xs) = splitBy p (tail xs) | ^^^^ [2 of 2] Linking a.out
ソースコード
splitBy p xs | null xs = [] | p (head xs) = splitBy p (tail xs) | otherwise = (takeWhile (not.p) xs : splitBy p (dropWhile (not.p) xs)) main = do str <- dropWhile (=='w') <$> getLine let maxl = maximum $ map length (splitBy (/='w') str) let sws = zip (splitBy (=='w') str) (splitBy (/='w') str) putStrLn $ unlines $ map fst $ filter ((== maxl) . length . snd) sws