#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]);
	}
	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;
}
	
