#include<stdio.h>
#define TRUE 1
#define FALSE 0
int n,a[50];
int solve(int,int);
int main()
{
  int q,m,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",&m);
      if(solve(0,m))printf("yes\n");
      else printf("no\n");
    }
  return 0;	
}
int solve(int i,int m)
{
  if(m==0)return TRUE;
  if(i>=n) return FALSE;
  int res = solve(i+1,m)||solve(i+1,m-a[i]);
  return res;
}
