#include<stdio.h>
int n,A[50];
int solve(int i,int m){
	int res;
	if(m==0)return 1;
	if(i>=0)return 0;
	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;
}