fn braincode_demo_playground(your_requirement: Any) {
   let delivery: HashMap<Any, bool> = HashMap::new();
   for (requirement in your_requirement) {
       let done = False;
       while (!done) {
          let result = braincode_work(requirement);
          if result >= expectation { done = True; }
          else {
             result += improvement(result);
          }
       }
       delivery.insert(requirement, result);
   }
   delivery.send_to();
}