#include<stdio.h>

int solve(int ,int );

int n,A[20];

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