#include<stdio.h>

int n,A[21];

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

int main(){
	int i,q,m,ans;
	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;
}