結果
| 問題 |
No.216 FAC
|
| コンテスト | |
| ユーザー |
はむ吉🐹
|
| 提出日時 | 2015-10-24 14:00:21 |
| 言語 | Haskell (9.10.1) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 464 bytes |
| コンパイル時間 | 1,835 ms |
| コンパイル使用メモリ | 175,872 KB |
| 実行使用メモリ | 6,948 KB |
| 最終ジャッジ日時 | 2024-09-13 04:53:20 |
| 合計ジャッジ時間 | 2,733 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 16 WA * 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:6:7: 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."
|
6 | | head ss >= (sum $ tail ss) = "YES"
| ^^^^
Main.hs:6:25: 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."
|
6 | | head ss >= (sum $ tail ss) = "YES"
| ^^^^
[2 of 2] Linking a.out
ソースコード
import Data.Array.Unboxed (accumArray, elems, UArray)
import Data.List (transpose)
judge :: Int -> [[Int]] -> String
judge m xs
| head ss >= (sum $ tail ss) = "YES"
| otherwise = "NO"
where
ar = accumArray (+) 0 (0, m) $ map (\(b : a : _) -> (b, a)) xs :: UArray Int Int
ss = elems ar
main :: IO ()
main = getLine >> getContents >>= putStrLn . judge 100 .
transpose . map (map read) . map words . reverse . lines
はむ吉🐹