Submission #297252
Source Code Expand
import Control.Applicative import Control.Monad import Data.List import qualified Data.IntMap as M import Text.Printf type HHMM = Int type Minute = Int type Count = Int type MinuteCountMap = M.IntMap Count type Period = (Minute, Minute) readPeriod :: String -> Period readPeriod s = ((toMinute . read . take 4) s, (toMinute . read . drop 5) s) showPeriod :: Period -> String showPeriod (st, en) = printf "%04d-%04d" (toHHMM st) (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 <$> ps mapM_ putStrLn (Prelude.map showPeriod ps') getNumber :: IO Int getNumber = read <$> getLine getPeriods :: Int -> IO [Period] getPeriods num = do replicateM num (readPeriod <$> getLine) roundPeriod :: Period -> Period roundPeriod (st, en) = ((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 :: MinuteCountMap -> Period -> MinuteCountMap addPeriodToCountMap m (st, en) = addToCountMap en (-1) (addToCountMap st 1 m) addToCountMap :: Minute -> Count -> MinuteCountMap -> MinuteCountMap 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 -> ((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 | 1903 Byte |
Status | AC |
Exec Time | 576 ms |
Memory | 25936 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 | 30 ms | 1180 KB |
00_sample_02.txt | AC | 26 ms | 1116 KB |
00_sample_03.txt | AC | 27 ms | 1308 KB |
cho_cho_chokudai.txt | AC | 530 ms | 24016 KB |
chokudai_ga_cho.txt | AC | 547 ms | 25044 KB |
test_01.txt | AC | 30 ms | 1748 KB |
test_02.txt | AC | 31 ms | 1704 KB |
test_03.txt | AC | 30 ms | 1744 KB |
test_04.txt | AC | 30 ms | 1760 KB |
test_05.txt | AC | 31 ms | 1760 KB |
test_06.txt | AC | 31 ms | 1748 KB |
test_07.txt | AC | 31 ms | 1748 KB |
test_08.txt | AC | 30 ms | 1620 KB |
test_09.txt | AC | 37 ms | 2084 KB |
test_10.txt | AC | 39 ms | 2136 KB |
test_11.txt | AC | 36 ms | 2000 KB |
test_12.txt | AC | 33 ms | 1880 KB |
test_13.txt | AC | 30 ms | 1748 KB |
test_14.txt | AC | 38 ms | 2152 KB |
test_15.txt | AC | 40 ms | 2132 KB |
test_16.txt | AC | 31 ms | 1748 KB |
test_17.txt | AC | 37 ms | 2000 KB |
test_18.txt | AC | 29 ms | 1760 KB |
test_19.txt | AC | 34 ms | 2000 KB |
test_20.txt | AC | 37 ms | 2000 KB |
test_21.txt | AC | 571 ms | 25812 KB |
test_22.txt | AC | 567 ms | 25688 KB |
test_23.txt | AC | 570 ms | 25680 KB |
test_24.txt | AC | 567 ms | 25552 KB |
test_25.txt | AC | 565 ms | 25696 KB |
test_26.txt | AC | 566 ms | 25936 KB |
test_27.txt | AC | 535 ms | 24400 KB |
test_28.txt | AC | 556 ms | 25300 KB |
test_29.txt | AC | 28 ms | 1120 KB |
test_30.txt | AC | 29 ms | 1620 KB |
test_31.txt | AC | 107 ms | 5076 KB |
test_32.txt | AC | 31 ms | 1620 KB |
test_33.txt | AC | 384 ms | 16340 KB |
test_34.txt | AC | 27 ms | 1108 KB |
test_35.txt | AC | 32 ms | 1748 KB |
test_36.txt | AC | 576 ms | 25508 KB |
test_37.txt | AC | 564 ms | 25688 KB |
test_38.txt | AC | 565 ms | 25704 KB |
test_39.txt | AC | 556 ms | 25044 KB |
test_40.txt | AC | 561 ms | 25040 KB |
test_41.txt | AC | 536 ms | 23764 KB |
test_42.txt | AC | 571 ms | 25808 KB |
test_43.txt | AC | 543 ms | 23764 KB |