#include <iostream>
#include <set>
using namespace std;
int main()
{
int n;
cin >> n;
set<int> st;
for(int i = 0; i < n; i++)
{
int t;
cin >> t;
st.insert(t);
}
int m;
cin >> m;
while( m-- )
{
int t;
cin >> t;
if(st.find(t) != st.end()) cout << "YES" << endl;
else cout << "NO" << endl;
}
return 0;
}
blablabla