#include <stdio.h>
#define N 2000

int solve(int, int);
int n,A[N];

int main(){

  int i,j=0,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(j,m)==1) printf("yes\n");
   else printf("no\n");
 }

 return 0;
}

int solve(int i,int m){

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

