#include <stdio.h>
int A[20],n;
int search(int,int);

int main(){
  int i,q,m;
  
  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(search(0,m))
      printf("yes\n");
    else
      printf("no\n");
  }
  
  return 0;
}

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