#include<stdio.h>

int n,A[50];

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;
}

