#include <iostream>
#include <boost/shared_ptr.hpp>

using namespace std;
using namespace boost;

class Object {
  public:
    Object(string n) {
      name = n;
      cout << name << " Created!" << endl;
    }

    ~Object() {
      cout << name << " Destroyed!" << endl;
    }

    string name;
};

shared_ptr<Object> allocate() {
  return shared_ptr<Object>(new Object("B"));
}

int main() {
  // make a shared pointer
  shared_ptr<Object> ptr1(new Object("A"));

  shared_ptr<Object> ptr2 = allocate();

  return 0;
}