結果
| 問題 |
No.5 数字のブロック
|
| ユーザー |
alpha_virginis
|
| 提出日時 | 2016-05-04 13:08:49 |
| 言語 | Haskell (9.10.1) |
| 結果 |
AC
|
| 実行時間 | 4 ms / 5,000 ms |
| コード長 | 1,229 bytes |
| コンパイル時間 | 4,943 ms |
| コンパイル使用メモリ | 180,944 KB |
| 実行使用メモリ | 6,824 KB |
| 最終ジャッジ日時 | 2024-11-18 08:32:56 |
| 合計ジャッジ時間 | 4,607 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 34 |
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 qualified Data.ByteString.Char8 as C
import Data.Char
import Data.Array.IO
main :: IO ()
main = do
s1 <- C.getLine
let (l, r1) = nextInt s1
s2 <- C.getLine
let (n, r2) = nextInt s2
xs <- newArray (0, 10100) 0 :: IO(IOUArray Int Int)
s3 <- C.getLine
set n s3 xs
writeArray xs 10010 1000000
ans <- solve 0 l xs
print ans
set :: Int -> C.ByteString-> IOUArray Int Int -> IO ()
set n ss xs
| n == 0 = return ()
| otherwise = set2 n ss xs
set2 :: Int -> C.ByteString -> IOUArray Int Int -> IO ()
set2 n ss xs = do
let (w,rs) = nextInt ss
y <- readArray xs w
writeArray xs w (y + 1)
set (n - 1) rs xs
solve :: Int -> Int -> IOUArray Int Int -> IO Int
solve n l xs = do
y <- readArray xs n
if l >= y * n then do {
t <- solve (n + 1) (l - y * n) xs;
return $ t + y;
}
else return $ div l n
nextInt :: C.ByteString -> (Int, C.ByteString)
nextInt ss
| isDigit x = nextInt2 0 ss
| otherwise = nextInt $ C.tail ss
where x = C.head ss
nextInt2 :: Int -> C.ByteString -> (Int, C.ByteString)
nextInt2 n ss
| C.null ss = (n, ss)
| isDigit y = nextInt2 (n * 10 + (digitToInt y)) ys
| otherwise = (n, ys)
where y = C.head ss
ys = C.tail ss
alpha_virginis