#include<stdio.h>

int n,A[50];

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

int main(){
	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;
}
