#include <stdio.h>

int solve(int i,int key,int a[],int n){
  if(key==0){
    return 1;
  }
  if(i>=n){
  return 0;
  }
  int res=solve(i+1,key)||solve(i+1,key-a[i]);
  return res;
}

int main(void)
{
  int i,n,a[50],q,key;
  scanf("%d",&n);
  for(i=0;i<n;i++){
    scanf("%d",&a[i]);
  }
  scanf("%d",&q);
  for(i=0;i<q;i++){
    scanf("%d",&key);
    if(solve(0,key,a,n)){
      printf("yes\n");
    }
    else{
      printf("no\n");
    }
  }
  return 0;

}