NECK C++

#include<bits/stdc++.h>
using namespace std;
string s;
int t,x,y,z;

void xuli()
{
    x=0;y=0;z=0;
    getline(cin,s); 
    for (int i=0;i<=s.length()-1;i++)
      {
        if(s[i]=='Y') x++;
        if (s[i]=='R') y++;
        if (s[i]=='G') z++;
    }
       if(x==y && y==z) cout<<"YES"<<endl;
    else cout<<"NO"<<endl;
}
int main()
{
    freopen("neck.inp","r",stdin);
    freopen("neck.out","w",stdout);
    cin>>t;
    getline(cin,s);//xuong dong
    for(int i=1;i<=t;i++) 
        giai();
}