@[帽子](/space/show?uid=94690) 如果最后一个是 )呢
by Carbon @ 2018-09-15 00:03:01
@[帽子](/space/show?uid=94690)
上行作废
by Carbon @ 2018-09-15 00:04:45
捞一下
by 帽子 @ 2018-09-15 16:01:38
```
#include <iostream>
#include <stdio.h>
#include <cstring>
#include <string>
using namespace std;
char c;
int sum;
int main()
{
// (()))(()@
while(c=getchar())
{
if(c=='@')
break;
if(c=='(')
sum++;
if(c==')')
sum--;
if(sum<0)
{
cout<<"NO";
return 0;
}
}
if(sum!=0)
cout<<"NO";
else
cout<<"YES";
return 0;
}
```
by shiys2007 @ 2018-09-16 16:02:30