#include <stdio.h>

int A[50],n;

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


int main(void)
{
	int q,M,i;
	
	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)) printf("yes\n");
		else printf("no\n");
	}
	
	return 0;
}