#include<stdio.h>

int n,a[50];

int sol(int i,int m){
	if(m==0)return 1;
	if(i>=n)return 0;
	int res=sol(i+1,m)||sol(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(sol(0,m))printf("yes\n");
		else printf("no\n");
	}
	return 0;
}
