#include <stdio.h>

int solve(int, int);

int A[20], n;

int main()
{
  int i;
  int 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)==1) printf("yes\n");
    else printf("no\n");
  }
  
  return 0;
}

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