結果
問題 | No.841 8/32 |
ユーザー |
|
提出日時 | 2019-07-11 09:06:28 |
言語 | Haskell (9.10.1) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 231 bytes |
コンパイル時間 | 5,022 ms |
コンパイル使用メモリ | 171,264 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-11-07 05:20:33 |
合計ジャッジ時間 | 5,903 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 21 |
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:7:34: 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." | 7 | solve ss = "8/" ++ show (31 + if head ss == "Sat" || head ss == "Sun" | ^^^^ Main.hs:7:54: 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." | 7 | solve ss = "8/" ++ show (31 + if head ss == "Sat" || head ss == "Sun" | ^^^^ [2 of 2] Linking a.out
ソースコード
main :: IO () main = do ss <- words <$> getLine putStrLn $ solve ss solve :: [String] -> String solve ss = "8/" ++ show (31 + if head ss == "Sat" || head ss == "Sun" then sum [1 | x <- ss, x == "Sat" || x == "Sun"] else 0)