結果

問題 No.447 ゆきこーだーの雨と雪 (2)
ユーザー atuk721atuk721
提出日時 2017-02-13 05:11:35
言語 Haskell
(9.8.2)
結果
CE  
(最新)
AC  
(最初)
実行時間 -
コード長 2,064 bytes
コンパイル時間 518 ms
コンパイル使用メモリ 148,992 KB
最終ジャッジ日時 2024-06-09 10:14:45
合計ジャッジ時間 958 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge2
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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 )

Main.hs:6:1: error: [GHC-87110]
    Could not load module ‘Data.Map’.
    It is a member of the hidden package ‘containers-0.6.8’.
    Use -v to see a list of the files searched for.
  |
6 | import qualified Data.Map as M
  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

ソースコード

diff # 

import qualified Control.Monad as Mo
import qualified Control.Monad.State as S
import qualified Data.Char as C
import qualified Data.Ord as O
import qualified Data.List as L
import qualified Data.Map as M

type Order = M.Map String ([Int], [Int])
type Answer = M.Map Char Int
data ProcState = ProcState {order :: Order, answer :: Answer} deriving Show

main :: IO ()
main = do
  examN <- readLn :: IO Int
  levels <- fmap (map read . words) getLine :: IO [Int]
  submitN <- readLn :: IO Int
  submits <- fmap lines getContents

  let answers = M.fromList $ zip (take examN ['A'..]) $ repeat 0
      resultS = Mo.forM (zip [1..] submits) $ \d -> do
        s <- S.get
        let o = order s
            a = answer s
            count = fst d
            [name, levelC:[]] = words $ snd d
            (levelIndex, level) = getLevel levels levelC
            rank = (M.!) a levelC + 1
            score = floor $ 50 * (realToFrac level) + 50 * (realToFrac level) / (0.8 + 0.2 * (realToFrac rank))
            (scores, answers) = case M.lookup name o of
                                  Just (ss, as) -> (ss, as)
                                  Nothing -> (replicate examN 0, [])
            scores' = take levelIndex scores ++ (score : drop (levelIndex + 1) scores)
            o' = M.insert name (scores', count:answers) o
            a' = M.insert levelC rank a
        S.put $ ProcState o' a'

      result = M.toList . order . S.execState resultS $ ProcState M.empty answers
      result' = L.sortBy compareResult result

  Mo.forM_ (zip [1..] result') $ \(n, (name, (scores, _))) -> do
    putStrLn $ show n ++ " " ++ name ++ " " ++ (unwords $ map show scores) ++ " " ++ show (sum scores)

getLevel :: [Int] -> Char -> (Int, Int)
getLevel levels c = (index, levels !! index)
  where index = C.ord c - C.ord 'A'

compareResult :: (String, ([Int], [Int])) -> (String, ([Int], [Int])) -> Ordering
compareResult (_, (ss, o)) (_, (ss', o')) = if c /= EQ then c else O.comparing head o o'
                                          where c = O.comparing sum ss' ss
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