結果
| 問題 |
No.380 悪の台本
|
| コンテスト | |
| ユーザー |
aimy
|
| 提出日時 | 2017-05-02 15:31:07 |
| 言語 | Haskell (9.10.1) |
| 結果 |
AC
|
| 実行時間 | 24 ms / 1,000 ms |
| コード長 | 933 bytes |
| コンパイル時間 | 3,401 ms |
| コンパイル使用メモリ | 171,264 KB |
| 実行使用メモリ | 8,448 KB |
| 最終ジャッジ日時 | 2024-11-06 23:23:20 |
| 合計ジャッジ時間 | 4,069 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 8 |
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:8:49: warning: [GHC-63394] [-Wx-partial]
In the use of ‘head’
(imported from Data.List, 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."
|
8 | | otherwise = if null ps then [xs] else (xs \\ head ps) : splitBy p (head ps)
| ^^^^
Main.hs:8:71: warning: [GHC-63394] [-Wx-partial]
In the use of ‘head’
(imported from Data.List, 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."
|
8 | | otherwise = if null ps then [xs] else (xs \\ head ps) : splitBy p (head ps)
| ^^^^
[2 of 2] Linking a.out
ソースコード
import Data.Char
import Data.Bool
import Data.List
splitBy p xs
| null xs = []
| isPrefixOf p xs = splitBy p (xs \\ p)
| otherwise = if null ps then [xs] else (xs \\ head ps) : splitBy p (head ps)
where ps = filter (isPrefixOf p) (tails xs)
isSym c = (not.isAlphaNum) c && isPrint c
main = interact $ unlines . map (bool "WRONG!" "CORRECT (maybe)" . daihon) . lines
daihon str = case span (/= ' ') str of
("digi", (' ':srf)) -> (isSuffixOf "nyo") $ map toLower $ reverse $ dropWhile isSym $ take 6 $ reverse srf
("petit", (' ':srf)) -> (isSuffixOf "nyu") $ map toLower $ reverse $ dropWhile isSym $ take 6 $ reverse srf
("rabi", (' ':srf)) -> any isAlphaNum srf
("gema", (' ':srf)) -> (isSuffixOf "gema") $ map toLower $ reverse $ dropWhile isSym $ take 7 $ reverse srf
("piyo", (' ':srf)) -> (isSuffixOf "pyo") $ map toLower $ reverse $ dropWhile isSym $ take 6 $ reverse srf
(_,(' ':"")) -> False
_ -> False
aimy