#include<stdio.h>
#define MAX 2000

int solve(int, int);

int n, A[MAX];

main()
{
  int q, mi[MAX], i;

  scanf("%d", &n);
  for(i=0; i<n; i++)
    {
      scanf("%d", &A[i]);
    }

  scanf("%d", &q);
  for(i=0; i<q; i++)
    {
      scanf("%d", &mi[i]);

      if(solve(0, mi[i]))printf("yes\n");
      else printf("no\n");
    }

  return 0;
}

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