結果

問題 No.341 沈黙の期間
ユーザー trineutron
提出日時 2020-03-27 15:05:47
言語 Haskell
(9.10.1)
結果
AC  
実行時間 3 ms / 5,000 ms
コード長 185 bytes
コンパイル時間 8,936 ms
コンパイル使用メモリ 179,712 KB
実行使用メモリ 6,820 KB
最終ジャッジ日時 2025-01-02 08:35:54
合計ジャッジ時間 9,891 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge3
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
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-9.10.1/environments/default
[1 of 2] Compiling Main             ( Main.hs, Main.o )
Main.hs:9:15: warning: [GHC-63394] [-Wx-partial]
    In the use of ‘head’
    (imported from Prelude, but defined in GHC.Internal.List):
    "This is a partial function, it throws an error on empty lists. Use pattern matching, 'Data.List.uncons' or 'Data.Maybe.listToMaybe' instead. Consider refactoring to use "Data.List.NonEmpty"."
  |
9 | c ('…':xs) = (head (c xs) + 1):tail (c xs)
  |               ^^^^

Main.hs:9:32: warning: [GHC-63394] [-Wx-partial]
    In the use of ‘tail’
    (imported from Prelude, but defined in GHC.Internal.List):
    "This is a partial function, it throws an error on empty lists. Replace it with 'drop' 1, or use pattern matching or 'GHC.Internal.Data.List.uncons' instead. Consider refactoring to use "Data.List.NonEmpty"."
  |
9 | c ('…':xs) = (head (c xs) + 1):tail (c xs)
  |                                ^^^^

[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 = interact f
f :: String -> String
f = (++ "\n") . show . maximum . c
c :: String -> [Int]
c "" = []
c ('…':xs) = (head (c xs) + 1):tail (c xs)
c (x:xs) = 0:c xs
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