結果
問題 | No.1231 Make a Multiple of Ten |
ユーザー | こまる |
提出日時 | 2020-10-27 17:42:53 |
言語 | Haskell (9.10.1) |
結果 |
AC
|
実行時間 | 57 ms / 2,000 ms |
コード長 | 1,545 bytes |
コンパイル時間 | 5,185 ms |
コンパイル使用メモリ | 227,320 KB |
実行使用メモリ | 17,928 KB |
最終ジャッジ日時 | 2024-07-21 21:57:48 |
合計ジャッジ時間 | 7,023 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 13 |
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
{-# LANGUAGE BangPatterns #-} import Control.Monad.State import Data.Char import Data.Coerce import qualified Data.ByteString.Char8 as BSC8 import qualified Data.Vector.Fusion.Stream.Monadic as VFSM import qualified Data.Vector.Unboxed as VU import qualified Data.Vector.Unboxed.Mutable as VUM main :: IO () main = do n <- readLn :: IO Int an <- seqInput n dp1 <- VUM.replicate 10 (-123456789 :: Int) VUM.unsafeWrite dp1 0 0 rep n $ \i -> do dp2 <- VUM.replicate 10 (0 :: Int) rep 10 $ \j -> do dpj <- VUM.unsafeRead dp1 j dpja <- VUM.unsafeRead dp1 ((j + an VU.! i) `mod` 10) VUM.unsafeWrite dp2 ((j + an VU.! i) `mod` 10) (max dpja (dpj + 1)) VUM.unsafeMove dp1 dp2 print =<< VUM.unsafeRead dp1 0 type CParser a = StateT BSC8.ByteString Maybe a runCParser :: CParser a -> BSC8.ByteString -> Maybe (a, BSC8.ByteString) runCParser = runStateT {-# INLINE runCParser #-} int :: CParser Int int = coerce $ BSC8.readInt . BSC8.dropWhile isSpace {-# INLINE int #-} seqInput :: Int -> IO (VU.Vector Int) seqInput n = VU.unfoldrN n (runCParser int) <$> BSC8.getLine {-# INLINE seqInput #-} stream :: Monad m => Int -> Int -> VFSM.Stream m Int stream !l !r = VFSM.Stream step l where step x | x < r = return $ VFSM.Yield x (x + 1) | otherwise = return $ VFSM.Done {-# INLINE [0] step #-} {-# INLINE [1] stream #-} rep :: Monad m => Int -> (Int -> m ()) -> m () rep n = flip VFSM.mapM_ (stream 0 n) {-# INLINE rep #-}