#include <stdio.h>

int solve(int,int,int *,int);

int main()
{
  int i,n,A[20],q,m;

  scanf("%d",&n);
  for(i=1;i<=n;i++){
    scanf("%d",&A[i]);
  }
  scanf("%d",&q);
  for(i=1;i<=q;i++){
    scanf("%d",&m);
  if(solve(0,m,A,n))printf("yes\n");
  else printf("no\n");
  }
  return 0;
}

int solve(int i,int m,int A[],int n)
{
  int res;

  if(m == 0)return 1;
  if(i >= n)return 0;

  res = solve(i + 1,m,A,n) || solve(i + 1,m - A[i],A,n);
  
  return res;
}

  

