#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;
}
 