結果

問題 No.22 括弧の対応
ユーザー shikatsusanshikatsusan
提出日時 2016-05-14 14:23:58
言語 Haskell
(9.10.1)
結果
AC  
実行時間 3 ms / 5,000 ms
コード長 335 bytes
コンパイル時間 8,428 ms
コンパイル使用メモリ 171,264 KB
実行使用メモリ 5,376 KB
最終ジャッジ日時 2024-07-20 07:13:16
合計ジャッジ時間 8,779 ms
ジャッジサーバーID
（参考情報） 		judge5 / judge1
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ファイルパターン 結果
other AC * 19
権限があれば一括ダウンロードができます
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:3:37: warning: [GHC-47082] [-Woperator-whitespace-ext-conflict]
    The prefix use of a ‘$’ would denote an untyped splice
      were the TemplateHaskell extension enabled.
    Suggested fix: Add whitespace after the ‘$’.
  |
3 |   n:k:[] <-fmap (fmap read . words) $getLine
  |                                     ^

Main.hs:11:39: warning: [GHC-47082] [-Woperator-whitespace-ext-conflict]
    The prefix use of a ‘$’ would denote an untyped splice
      were the TemplateHaskell extension enabled.
    Suggested fix: Add whitespace after the ‘$’.
   |
11 |     print .(\x->n-x) . exe 1 . drop k $ws
   |                                       ^

Main.hs:13:50: warning: [GHC-47082] [-Woperator-whitespace-ext-conflict]
    The prefix use of a ‘$’ would denote an untyped splice
      were the TemplateHaskell extension enabled.
    Suggested fix: Add whitespace after the ‘$’.
   |
13 |     print . (+1) .exe 1 . drop (n-k+1) . reverse $ws
   |                                                  ^
[2 of 2] Linking a.out

ソースコード

diff # 

main::IO()
main = do
  n:k:[] <-fmap (fmap read . words) $getLine
  ws <-getLine
  let me = ws !! (k-1)
      exe 0 xs =length xs
      exe n (x:xs) 
        |x==me = exe (n+1) xs
        |otherwise = exe (n-1) xs
  if me=='(' then
    print .(\x->n-x) . exe 1 . drop k $ws
  else
    print . (+1) .exe 1 . drop (n-k+1) . reverse $ws
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