#include <stdio.h>

int n, A[20];

int solve(int, int);

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

  scanf("%d",&n);1 5 7 10 21

  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)
{
  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;
}