結果
問題 | No.92 逃走経路 |
ユーザー | aimy |
提出日時 | 2017-04-19 19:59:17 |
言語 | Haskell (9.8.2) |
結果 |
TLE
|
実行時間 | - |
コード長 | 1,040 bytes |
コンパイル時間 | 7,618 ms |
コンパイル使用メモリ | 168,448 KB |
実行使用メモリ | 14,848 KB |
最終ジャッジ日時 | 2024-07-19 09:30:59 |
合計ジャッジ時間 | 16,201 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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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 | TLE | - |
testcase_01 | -- | - |
testcase_02 | -- | - |
testcase_03 | -- | - |
testcase_04 | -- | - |
testcase_05 | -- | - |
testcase_06 | -- | - |
testcase_07 | -- | - |
testcase_08 | -- | - |
testcase_09 | -- | - |
testcase_10 | -- | - |
testcase_11 | -- | - |
testcase_12 | -- | - |
testcase_13 | -- | - |
testcase_14 | -- | - |
testcase_15 | -- | - |
testcase_16 | -- | - |
testcase_17 | -- | - |
testcase_18 | -- | - |
testcase_19 | -- | - |
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 Control.Monad type YukiCity = ([City],[Road]) cities = fst roads = snd type Road = (Path,Toll) path = fst toll = snd type Path = (City,City) link c (c1,c2) = c==c1 || c==c2 from c (c1,c2) | c == c1 = c2 | c == c2 = c1 type Info = [Toll] type City = Int type Toll = Int main = do [n,m,k] <- map read . words <$> getLine abcs <- map (map read . words) <$> replicateM m getLine let rs = map (\[a,b,c] -> ((a,b),c)) abcs info <- map read . words <$> getLine let result = investigate ([1..n],rs) (reverse info) print (length result) putStrLn (unwords (map show result)) investigate :: YukiCity -> Info -> [City] investigate yc i = filter (suspicion (roads yc) i) (cities yc) suspicion :: [Road] -> Info -> City -> Bool suspicion rs i = not . null . filter ((== length i) . length) . routeFrom rs i routeFrom :: [Road] -> Info -> City -> [[City]] routeFrom _ [] _ = [[]] routeFrom rs (i':i) c = do r <- rs guard (link c (path r)) guard (toll r == i') let c' = from c (path r) cs' <- routeFrom rs i c' return (c':cs')