#include <stdio.h>
#define MAX 50

int A[MAX],n;

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 i,q,m;
	
	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;
}
