結果

問題 No.601 Midpoint Erase
ユーザー okaduki
提出日時 2017-12-01 23:17:44
言語 Haskell
(9.10.1)
結果
AC  
実行時間 159 ms / 2,000 ms
コード長 695 bytes
コンパイル時間 6,500 ms
コンパイル使用メモリ 180,308 KB
実行使用メモリ 50,816 KB
最終ジャッジ日時 2024-12-23 03:24:14
合計ジャッジ時間 8,538 ms
ジャッジサーバーID
(参考情報)
judge1 / judge2
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 23
権限があれば一括ダウンロードができます
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

diff #
プレゼンテーションモードにする

{-# LANGUAGE FlexibleContexts, OverloadedStrings #-}
import Control.Applicative
import Control.Monad
import qualified Data.ByteString.Char8 as B
import Data.Maybe (fromJust)
import Text.Printf
import Debug.Trace
count xs a = length $ filter (==a) xs
main = do
[n] <- getInts
xs <- map (map (`mod` 2)) <$> replicateM n getInts
let win = (count xs [0,0] `div` 2) + (count xs [0,1] `div` 2) + (count xs [1,0] `div` 2) + (count xs [1,1] `div` 2)
putStrLn $ if win `mod` 2 == 0 then "Bob" else "Alice"
-- util
getInts :: IO [Int]
getInts = map (fst . fromJust . B.readInt) . B.words <$> B.getLine
substr :: Int -> Int -> B.ByteString -> B.ByteString
substr b l s = B.take l $ B.drop b s
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