結果
| 問題 | No.313 π |
| コンテスト | |
| ユーザー |
kuwa
|
| 提出日時 | 2015-12-06 01:08:15 |
| 言語 | Haskell (9.14.1) |
| 結果 |
AC
|
| 実行時間 | 30 ms / 5,000 ms |
| コード長 | 375 bytes |
| 記録 | |
| コンパイル時間 | 4,816 ms |
| コンパイル使用メモリ | 196,096 KB |
| 実行使用メモリ | 19,968 KB |
| 最終ジャッジ日時 | 2026-04-04 13:17:17 |
| 合計ジャッジ時間 | 3,353 ms |
|
ジャッジサーバーID (参考情報) |
judge1_0 / judge2_0 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 32 |
コンパイルメッセージ
Loaded package environment from /home/judge/.ghc/x86_64-linux-9.14.1/environments/default
[1 of 2] Compiling Main ( Main.hs, Main.o )
Main.hs:9:12: warning: [GHC-63394] [-Wx-partial]
In the use of ‘head’
(imported from Prelude, but defined in GHC.Internal.List):
"This is a partial function, it throws an error on empty lists. Use pattern matching, 'Data.List.uncons' or 'Data.Maybe.listToMaybe' instead. Consider refactoring to use "Data.List.NonEmpty"."
|
9 | o1 = head $ [a | (a,b) <- diff, b > 0]
| ^^^^
Main.hs:10:12: warning: [GHC-63394] [-Wx-partial]
In the use of ‘head’
(imported from Prelude, but defined in GHC.Internal.List):
"This is a partial function, it throws an error on empty lists. Use pattern matching, 'Data.List.uncons' or 'Data.Maybe.listToMaybe' instead. Consider refactoring to use "Data.List.NonEmpty"."
|
10 | o2 = head $ [a | (a,b) <- diff, b < 0]
| ^^^^
[2 of 2] Linking a.out
ソースコード
import Control.Monad
answer = [20104,20063,19892,20011,19874,20199,19898,20163,19956,19841]
main = do
(x:_:xs) <- getLine
let muwi = flip map ['0'..'9'] $ \z -> length $ filter (== z) (x:xs)
diff = zip [0..] $ zipWith (-) muwi answer
o1 = head $ [a | (a,b) <- diff, b > 0]
o2 = head $ [a | (a,b) <- diff, b < 0]
putStrLn $ show o1 ++ " " ++ show o2
kuwa