結果
問題 |
No.143 豆
|
ユーザー |
|
提出日時 | 2023-05-15 18:44:28 |
言語 | Haskell (9.10.1) |
結果 |
AC
|
実行時間 | 3 ms / 1,000 ms |
コード長 | 679 bytes |
コンパイル時間 | 10,565 ms |
コンパイル使用メモリ | 171,776 KB |
実行使用メモリ | 6,820 KB |
最終ジャッジ日時 | 2024-11-30 23:22:20 |
合計ジャッジ時間 | 11,435 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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ファイルパターン | 結果 |
---|---|
other | AC * 17 |
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:22:29: 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." | 22 | let [k, n, f] = map read [head input1, input1 !! 1, input1 !! 2] | ^^^^ [2 of 2] Linking a.out
ソースコード
split :: String -> [String] split = go ("", []) where go :: (String, [String]) -> String -> [String] go (a, acc) "" = acc <> [a] go (a, acc) (' ' : xs) = go ("", acc <> [a]) xs go (a, acc) (x : xs) = go (a <> [x], acc) xs prompt :: IO [String] prompt = do split <$> getLine solve :: Int -> Int -> Int -> [Int] -> Int solve k n f vs = let totalAge = sum vs totalBeans = k * n in if totalBeans < totalAge then -1 else totalBeans - totalAge main :: IO () main = do input1 <- prompt input2 <- prompt let [k, n, f] = map read [head input1, input1 !! 1, input1 !! 2] vs = map read input2 print $ solve k n f vs