#include <stdio.h>

#define N 2000
#define true 1
#define false 0

int solve(int,int);

int A[N],n;

int main()
{
  int i,q,m[N],k;
  

  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[i]);

  for(i=0;i<q;i++){
      k = solve(0,m[i]);
      if(k == false) printf("no\n");
      else if(k == true) printf("yes\n");
  }

  return 0;
}

int solve(int i,int m)
{
  int res;

  if(m == 0) return true;
  else if(i >= n) return false;
  res = solve(i + 1,m) || solve(i + 1,m - A[i]);

  return res;
}
    

