hdoj 5479 || bestcoder #57 div 2 A Scaena Felix(模拟)

 1/*************************************************************************
 2	> File Name: code/bc/#57/1001.cpp
 3	> Author: 111qqz
 4	> Email: rkz2013@126.com 
 5	> Created Time: 2015年09月26日 星期六 19时04分34秒
 6 ************************************************************************/
 7
 8#include<iostream>
 9#include<iomanip>
10#include<cstdio>
11#include<algorithm>
12#include<cmath>
13#include<cstring>
14#include<string>
15#include<map>
16#include<set>
17#include<queue>
18#include<vector>
19#include<stack>
20#include<cctype>
21#define y1 hust111qqz
22#define yn hez111qqz
23#define j1 cute111qqz
24#define ms(a,x) memset(a,x,sizeof(a))
25#define lr dying111qqz
26using namespace std;
27#define For(i, n) for (int i=0;i<int(n);++i)  
28typedef long long LL;
29typedef double DB;
30const int inf = 0x3f3f3f3f;
31const int N=1E3+7;
32char str[N];
33int len;
34int main()
35{
36  #ifndef  ONLINE_JUDGE 
37   freopen("in.txt","r",stdin);
38  #endif
39    int T;
40    cin>>T;
41    while (T--)
42    {
43	scanf("%s",str);
44	len = strlen(str);
45	int cnt = 0;
46	int ans = 0 ;
47	for ( int i = 0 ; i < len ; i++)
48	{
49	    if (str[i]=='(')
50	    {
51		cnt++;
52	    }
53	    else
54	    {
55		cnt--;
56		if (cnt>=0)
57		{
58		    ans++;
59		}
60		if (cnt<0)
61		    cnt = 0 ;
62	    }
63	}
64	printf("%d\n",ans);
65    }
66
67 #ifndef ONLINE_JUDGE  
68  fclose(stdin);
69  #endif
70	return 0;
71}