#include<stdio.h>

int n, q;
int a[21];

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

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