#include<stdio.h>
#define true 1;
#define false 0;

int solve(int,int);

int A[2000],n;

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