結果
問題 |
No.250 atetubouのzetubou
|
ユーザー |
![]() |
提出日時 | 2016-06-07 22:43:52 |
言語 | Haskell (9.10.1) |
結果 |
AC
|
実行時間 | 1,720 ms / 5,000 ms |
コード長 | 884 bytes |
コンパイル時間 | 9,359 ms |
コンパイル使用メモリ | 183,196 KB |
実行使用メモリ | 8,448 KB |
最終ジャッジ日時 | 2024-10-08 22:04:19 |
合計ジャッジ時間 | 30,288 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 20 |
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 ) [2 of 2] Linking a.out
ソースコード
import qualified Data.ByteString.Lazy.Char8 as LC import qualified Data.ByteString.Char8 as SC import Data.Maybe (fromJust) data Status = AC | ZETUBOU deriving (Enum, Show) type Query a = (a, a, a) binom :: Integral a => a -> a -> a binom n k = product [k + 1 .. n] `div` product [1 .. n - k] querify :: [a] -> Query a querify [x, y, z] = (x, y, z) querify _ = error "the length of the list must be three" judge :: Integral a => Query a -> Status judge (d, x, t) | binom (x + d - 1) x <= t = AC | otherwise = ZETUBOU unsafeReadInteger :: LC.ByteString -> Integer unsafeReadInteger = fst . fromJust . LC.readInteger showBS :: Show a => a -> SC.ByteString showBS = SC.pack . show main :: IO () main = do _ <- SC.getLine SC.putStr . SC.unlines . fmap (showBS . judge . querify . fmap unsafeReadInteger . LC.words) . LC.lines =<< LC.getContents