#include <stdio.h>

int solve(int ,int);

int A[2000],n;

int main()
{
  int q,m,i;
  scanf("%d",&n);
  for(i=0;i<n;i++)
    scanf("%d",&A[i]);
  scanf("%d",&m);
  for(i=0;i<m;i++)
    {
      scanf("%d",&q);
      if(solve(0,q))
	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;
}

