#include <stdio.h>

int n,A[50];

int solve(int i,int m)
{
  int res;

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

  return res;
}

int main()
{
  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;
}

