結果

問題 No.1 道のショートカット
ユーザー らっしー(raccy)らっしー(raccy)
提出日時 2015-06-05 19:57:50
言語 Haskell
(9.8.2)
結果
TLE  
実行時間 -
コード長 1,662 bytes
コンパイル時間 2,292 ms
コンパイル使用メモリ 173,568 KB
実行使用メモリ 17,696 KB
最終ジャッジ日時 2024-07-08 04:05:07
合計ジャッジ時間 8,972 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge1
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 2 ms
5,248 KB
testcase_01 AC 1 ms
5,376 KB
testcase_02 AC 2 ms
5,376 KB
testcase_03 AC 2 ms
5,376 KB
testcase_04 AC 2 ms
5,376 KB
testcase_05 AC 1 ms
5,376 KB
testcase_06 AC 2 ms
5,376 KB
testcase_07 AC 2 ms
5,376 KB
testcase_08 AC 37 ms
10,112 KB
testcase_09 AC 12 ms
9,088 KB
testcase_10 AC 58 ms
10,240 KB
testcase_11 TLE -
testcase_12 -- -
testcase_13 -- -
testcase_14 -- -
testcase_15 -- -
testcase_16 -- -
testcase_17 -- -
testcase_18 -- -
testcase_19 -- -
testcase_20 -- -
testcase_21 -- -
testcase_22 -- -
testcase_23 -- -
testcase_24 -- -
testcase_25 -- -
testcase_26 -- -
testcase_27 -- -
testcase_28 -- -
testcase_29 -- -
testcase_30 -- -
testcase_31 -- -
testcase_32 -- -
testcase_33 -- -
testcase_34 -- -
testcase_35 -- -
testcase_36 -- -
testcase_37 -- -
testcase_38 -- -
testcase_39 -- -
testcase_40 -- -
testcase_41 -- -
testcase_42 -- -
testcase_43 -- -
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 # 

import Data.Maybe
import Data.List
import Data.Function
import Control.Applicative
-- import Debug.Trace

main :: IO ()
main = do
    n <- read <$> getLine
    c <- read <$> getLine
    v <- read <$> getLine
    s <- map read . words <$> getLine
    t <- map read . words <$> getLine
    y <- map read . words <$> getLine
    m <- map read . words <$> getLine
    print $ no1 n c v s t y m

no1 :: Int -> Int -> Int -> [Int] -> [Int] -> [Int] -> [Int] -> Int
no1 n c v s t y m = fromMaybe (-1) $ no1' n c v s t y m

no1' :: Int -> Int -> Int -> [Int] -> [Int] -> [Int] -> [Int] -> Maybe Int
no1' n c _ s t y m = maybeMinimum
    $ map time
    $ filter (\a -> place a == n)
    $ foldl' (\a b -> b a) [PlaceCost { place = 1, coin = c, time = 0 }]
    $ map applyRoute $ sortBy (compare `on` from)
    $ createRouteList s t y m

data PlaceCost = PlaceCost
    { place :: Int
    , coin :: Int
    , time :: Int
    } deriving (Show)

data Route = Route
    { from :: Int
    , to :: Int
    , cost :: Int
    , rtime :: Int
    } deriving (Show)

createRouteList :: [Int] -> [Int] -> [Int] -> [Int] -> [Route]
createRouteList = zipWith4 Route

maybeMinimum :: (Ord a) => [a] -> Maybe a
maybeMinimum [] = Nothing
maybeMinimum x  = Just $ minimum x

applyRoute :: Route -> [PlaceCost] -> [PlaceCost]
applyRoute _ [] = []
applyRoute r (x:xs)
    | from r > place x = applyRoute r xs
    | from r < place x = x : applyRoute r xs
    | remainCoin < 0 = x : applyRoute r xs
    | otherwise = PlaceCost { place = to r, coin = remainCoin
            , time = tookTime } : x : applyRoute r xs
    where
      remainCoin = coin x - cost r
      tookTime = time x + rtime r
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