結果
| 問題 |
No.365 ジェンガソート
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2017-08-01 08:10:13 |
| 言語 | Haskell (9.10.1) |
| 結果 |
AC
|
| 実行時間 | 377 ms / 2,000 ms |
| コード長 | 252 bytes |
| コンパイル時間 | 9,136 ms |
| コンパイル使用メモリ | 175,616 KB |
| 実行使用メモリ | 82,944 KB |
| 最終ジャッジ日時 | 2024-10-11 05:45:04 |
| 合計ジャッジ時間 | 14,348 ms |
|
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 41 |
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:4:7: 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."
|
4 | | head xs == n = jenga (n - 1) (tail xs)
| ^^^^
Main.hs:4:38: 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."
|
4 | | head xs == n = jenga (n - 1) (tail xs)
| ^^^^
Main.hs:5:32: 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."
|
5 | | otherwise = jenga n (tail xs)
| ^^^^
[2 of 2] Linking a.out
ソースコード
jenga :: Int -> [Int] -> Int
jenga n xs
| null xs = n
| head xs == n = jenga (n - 1) (tail xs)
| otherwise = jenga n (tail xs)
main = do
n <- readLn
xs <- map read . words <$> getLine
print $ jenga n (reverse xs)