#include<bits/stdc++.h>
using namespace std;
int main(){
	stack<char> a;
	string q;
	cin>>q;
	int len=q.size();
	for(int i=0;i<len;i++){
		if(q[i]=='(')
			a.push(q[i]);
		if(q[i]==')'){
			if(!a.empty())
				a.pop();
			else{
				cout<<"NO";
				return 0;
			}
		}
	}
	if(a.empty())
		cout<<"YES";
	else
		cout<<"NO";
	return 0;
}