結果
| 問題 |
No.446 ゆきこーだーの雨と雪 (1)
|
| ユーザー |
aimy
|
| 提出日時 | 2017-04-16 09:58:17 |
| 言語 | Haskell (9.10.1) |
| 結果 |
AC
|
| 実行時間 | 2 ms / 2,000 ms |
| コード長 | 255 bytes |
| コンパイル時間 | 1,465 ms |
| コンパイル使用メモリ | 174,336 KB |
| 実行使用メモリ | 5,376 KB |
| 最終ジャッジ日時 | 2024-07-19 03:58:36 |
| 合計ジャッジ時間 | 2,079 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 4 |
| other | AC * 13 |
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:8:13: 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."
|
8 | | notElem (head s) ['1'..'9'] = False
| ^^^^
Main.hs:9:29: 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."
|
9 | | otherwise = let (n,xs) = head (reads s) in 0<=n && n<=12345 && null xs
| ^^^^
[2 of 2] Linking a.out
ソースコード
import Data.Char main = getContents >>= putStrLn . show' . all ok . words where show' p = if p then "OK" else "NG" ok s | s == "0" = True | notElem (head s) ['1'..'9'] = False | otherwise = let (n,xs) = head (reads s) in 0<=n && n<=12345 && null xs
aimy