#include<bits/stdc++.h>
using namespace std;
int a[10000010],n,x;
int main(){
    cin >> n;
    for(int i=1; i<=n; i++){
        cin >> a[i];
    }
    cin >> x;
    for(int i=1; i<=x; i++){
        int l=1,r=n,mid=0,ans;
        bool f=0;
        cin >> ans;
        while(l<=r){
            mid=(l+r)/2;
            if(a[mid]==ans){
                cout << "YES\n";
                f=1;
                break;
            }
            if(a[mid]<ans) l=mid+1;
            else r=mid-1;
        }
        if(f==0) cout << "NO\n";
    }
    return 0;
}