#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(){
	int q,M,i;

	scanf("%d",&n);
	for(i=0;i<n;i++)
		scanf("%d",&A[i]);
	for(i=0;i<q;i++){
		scanf("%d",&M);
		if(solve(0,M))
			printf("yes\n");
		else
			printf("no\n");
	}

	return 0;
}