#include <stdio.h>

#define true 1
#define false 0
#define MAX 2000

int main(){

	int n,q;
	int A[MAX],m

	scanf("%d",&n);
	for( i = 0; i < n; i++){
		scanf("%d",&A[i]);
	}

	scanf("%d",&q);
	for( i = 0; i < q; i++){
		scanf("%d",&m);
		if(solve(0,m) == false) printf("no\n");
		else printf("yes\n");
	}
	return 0;
}

int solve(int i, int m){

	int res;

	if(m == 0) return true;
	if(i >= n) return false;
	res = solve(i + 1, m) || solve(i + 1, m - A[i]);
	return res;

}
