#include<stdio.h>

int solve(int,int);

int n,A[2000];

int main()
{
  int q = 0,m = 0,i = 0;

  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;
}

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

