Submission #297227
Source Code Expand
import Control.Applicative import Control.Monad import Control.Monad.Trans.Class import Control.Monad.Trans.Maybe import Data.List import qualified Data.Map as M import Text.Printf type HHMM = Int type Minute = Int type Count = Int data Period = Period Minute Minute instance Read Period where readsPrec p s = [(Period (toMinute st) (toMinute en), v) | (st, t) <- readsPrec p s, ("-", u) <- lex t, (en, v) <- readsPrec p u] instance Show Period where showsPrec _ (Period st en) = (showString $ printf "%04d" (toHHMM st)) . ('-' :) . (showString $ printf "%04d" (toHHMM en)) toMinute :: HHMM -> Minute toMinute x = (h * 60) + m where h = x `div` 100 m = x - (h * 100) toHHMM :: Minute -> HHMM toHHMM x = (h * 100) + m where h = x `div` 60 m = x - (h * 60) main :: IO () main = do num <- getNumber ps <- getPeriods num let ps' = merge $ roundPeriod <$> ps mapM_ putStrLn (Prelude.map show ps') getNumber :: IO Int getNumber = read <$> getLine getPeriods :: Int -> IO [Period] getPeriods num = do replicateM num (read <$> getLine) roundPeriod :: Period -> Period roundPeriod (Period st en) = Period ((st `div` 5) * 5) (((en + 4) `div` 5) * 5) merge :: [Period] -> [Period] merge ps = ps' where cm = foldl' addPeriodToCountMap M.empty ps (ps', _, _) = M.foldrWithKey cumsum ([], 0, 0) cm addPeriodToCountMap :: M.Map Minute Count -> Period -> M.Map Minute Count addPeriodToCountMap m (Period st en) = addToCountMap en (-1) (addToCountMap st 1 m) addToCountMap :: Minute -> Count -> M.Map Minute Count -> M.Map Minute Count addToCountMap mi c m = case M.lookup mi m of Nothing -> M.insert mi c m Just c' -> M.insert mi (c' + c) m cumsum :: Minute -> Count -> ([Period], Count, Minute) -> ([Period], Count, Minute) cumsum mi c (ps, ac, en) = case ac + c of 0 -> ((Period mi en) : ps, 0, 0) otherwise -> case en of 0 -> (ps, ac + c, mi) otherwise -> (ps, ac + c, en)
Submission Info
Submission Time | |
---|---|
Task | D - 感雨時刻の整理 |
User | fujiyan |
Language | Haskell (GHC 7.4.1) |
Score | 100 |
Code Size | 2071 Byte |
Status | AC |
Exec Time | 780 ms |
Memory | 23384 KB |
Judge Result
Set Name | all | ||
---|---|---|---|
Score / Max Score | 100 / 100 | ||
Status |
|
Set Name | Test Cases |
---|---|
all | 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, cho_cho_chokudai.txt, chokudai_ga_cho.txt, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt, test_21.txt, test_22.txt, test_23.txt, test_24.txt, test_25.txt, test_26.txt, test_27.txt, test_28.txt, test_29.txt, test_30.txt, test_31.txt, test_32.txt, test_33.txt, test_34.txt, test_35.txt, test_36.txt, test_37.txt, test_38.txt, test_39.txt, test_40.txt, test_41.txt, test_42.txt, test_43.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00_sample_01.txt | AC | 123 ms | 1316 KB |
00_sample_02.txt | AC | 27 ms | 1236 KB |
00_sample_03.txt | AC | 29 ms | 1316 KB |
cho_cho_chokudai.txt | AC | 702 ms | 21712 KB |
chokudai_ga_cho.txt | AC | 742 ms | 22612 KB |
test_01.txt | AC | 35 ms | 1876 KB |
test_02.txt | AC | 31 ms | 1896 KB |
test_03.txt | AC | 33 ms | 1940 KB |
test_04.txt | AC | 31 ms | 1872 KB |
test_05.txt | AC | 33 ms | 1888 KB |
test_06.txt | AC | 34 ms | 1876 KB |
test_07.txt | AC | 32 ms | 1876 KB |
test_08.txt | AC | 29 ms | 1848 KB |
test_09.txt | AC | 43 ms | 2128 KB |
test_10.txt | AC | 45 ms | 2272 KB |
test_11.txt | AC | 40 ms | 2132 KB |
test_12.txt | AC | 38 ms | 2004 KB |
test_13.txt | AC | 33 ms | 1880 KB |
test_14.txt | AC | 42 ms | 2132 KB |
test_15.txt | AC | 44 ms | 2264 KB |
test_16.txt | AC | 33 ms | 1876 KB |
test_17.txt | AC | 41 ms | 2136 KB |
test_18.txt | AC | 36 ms | 1880 KB |
test_19.txt | AC | 41 ms | 2008 KB |
test_20.txt | AC | 41 ms | 2132 KB |
test_21.txt | AC | 780 ms | 23384 KB |
test_22.txt | AC | 761 ms | 23140 KB |
test_23.txt | AC | 761 ms | 23248 KB |
test_24.txt | AC | 760 ms | 23276 KB |
test_25.txt | AC | 765 ms | 23252 KB |
test_26.txt | AC | 752 ms | 23380 KB |
test_27.txt | AC | 711 ms | 21972 KB |
test_28.txt | AC | 770 ms | 23004 KB |
test_29.txt | AC | 27 ms | 1240 KB |
test_30.txt | AC | 29 ms | 1740 KB |
test_31.txt | AC | 137 ms | 5284 KB |
test_32.txt | AC | 29 ms | 1752 KB |
test_33.txt | AC | 508 ms | 16468 KB |
test_34.txt | AC | 27 ms | 1364 KB |
test_35.txt | AC | 34 ms | 1960 KB |
test_36.txt | AC | 756 ms | 22996 KB |
test_37.txt | AC | 767 ms | 23296 KB |
test_38.txt | AC | 764 ms | 23380 KB |
test_39.txt | AC | 740 ms | 22740 KB |
test_40.txt | AC | 749 ms | 22892 KB |
test_41.txt | AC | 726 ms | 21592 KB |
test_42.txt | AC | 775 ms | 23380 KB |
test_43.txt | AC | 732 ms | 21544 KB |