結果
| 問題 | No.216 FAC |
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2015-07-17 15:56:32 |
| 言語 | Haskell (9.12.2) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 462 bytes |
| 記録 | |
| コンパイル時間 | 8,624 ms |
| コンパイル使用メモリ | 176,128 KB |
| 実行使用メモリ | 5,376 KB |
| 最終ジャッジ日時 | 2024-07-08 08:24:45 |
| 合計ジャッジ時間 | 9,199 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 * 22 WA * 2 |
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:11:31: 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."
|
11 | | y == 0 = (acc + head x', max mnum $ head x', xs')
| ^^^^
Main.hs:11:51: 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."
|
11 | | y == 0 = (acc + head x', max mnum $ head x', xs')
| ^^^^
Main.hs:12:44: 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."
|
12 | | otherwise = (acc, max mnum $ head x', xs')
| ^^^^
[2 of 2] Linking a.out
ソースコード
import Data.List
main = getLine >> getContents >>= putStrLn . solve . map (map read . words) . lines
solve :: [[Int]] -> String
solve [zs, ys]
| acc' < mnum' = "NO"
| otherwise = "YES"
where
(acc', mnum', _) = foldl ff (0, 0, zs) ys
ff (acc, mnum, xs) y
| y == 0 = (acc + head x', max mnum $ head x', xs')
| otherwise = (acc, max mnum $ head x', xs')
where
(x', xs') = splitAt 1 xs