#include<iostream>

using namespace std;

int n, A[50];
int solve(int i,int m){
	if(m==0)return 1;
	if(i>=n)return 0;
	bool sum=solve(i+1,m) || solve(i+1,m-A[i]);
	return sum;
}

int main(void){
	int q,m,i;
	cin >> n;
	for(i = 0; i < n; i++)cin >> A[i];
	
	cin >> q;
	for(i = 0; i < q; i++){
		cin >> m;
		if(solve(0,m))cout << "yes" << endl;
		else cout << "no" << endl;
	}
	
	return 0;
}
