#include <iostream>

using namespace std;
long long a,b,c,i,h,j,g,f;
string s,d;
int main()
{
    cin>>s;
    for(i=1;i<s.length();i++){
        if(s[i]=='(')f++;
        else f--;
        if(c<0)g=1;}
    if(g==0&&f==0)cout<<"YES"<<endl;
    else cout<<"NO"<<endl;
    return 0;
}