Information
- ID
- 289
- Time
- 1000ms
- Memory
- 128MiB
- Difficulty
- 5
- Tags
- # Submissions
- 248
- Accepted
- 91
- Uploaded By
随便写写
#include<iostream>
#include<string.h>
using namespace std;
char arr[1005];
int main()
{
int num=0;
cin>>arr;
for(int i=0;i<strlen(arr);i++)
{
if(arr[i]==')') num++;
if(arr[i]=='(') num--;
}
if(num==0) cout<<"YES";
else cout<<"NO";
return 0;
}
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