結果
問題 | No.751 Frac #2 |
ユーザー |
![]() |
提出日時 | 2019-06-16 02:12:01 |
言語 | Haskell (9.10.1) |
結果 |
AC
|
実行時間 | 2 ms / 1,000 ms |
コード長 | 477 bytes |
コンパイル時間 | 4,499 ms |
コンパイル使用メモリ | 173,824 KB |
実行使用メモリ | 6,820 KB |
最終ジャッジ日時 | 2024-11-21 16:18:29 |
合計ジャッジ時間 | 5,702 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
(要ログイン)
ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 36 |
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:6:18: 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 | let bunshi = head a * product [b !! i | i <- [0 .. length b - 1], odd i] | ^^^^ Main.hs:7:26: 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." | 7 | let bumbo = product (tail a) * product [b !! i | i <- [0 .. length b - 1], even i] | ^^^^ [2 of 2] Linking a.out
ソースコード
main = do getLine a <- map read . words <$> getLine getLine b <- map read . words <$> getLine let bunshi = head a * product [b !! i | i <- [0 .. length b - 1], odd i] let bumbo = product (tail a) * product [b !! i | i <- [0 .. length b - 1], even i] let bunshi_div = bunshi `div` gcd bunshi bumbo * bumbo `div` abs bumbo let bumbo_div = bumbo `div` gcd bunshi bumbo * bumbo `div` abs bumbo putStrLn $ show bunshi_div ++ " " ++ show bumbo_div