結果
| 問題 |
No.341 沈黙の期間
|
| コンテスト | |
| 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 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 11 |
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
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
trineutron