#include <stdio.h>

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

int main(void){
	int i,q,m,n,A[2000];
	
	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,n,A)==1){
			printf("yes\n");
		}
		else{
			printf("no\n");
		}
	}
	
	return 0;
}
