#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,i,x;
	while(cin>>n){
		map<int,int>num;
		for(i=0;i<n;i++){
			cin>>x;
			num[x]++;
		}
		int m;
		cin>>m;
		while(m--){
			cin>>x;
			if(num.find(x)!=num.end()){
				cout<<"YES"<<endl;
			}else{
				cout<<"NO"<<endl;
			}
		}
	
	}
	return 0;


}