#include <iostream>
using namespace std;
#include <stdio.h>

class A {
public:

    A() { _objName = "no name"; };

    A(string objName) {
        _objName = objName;
        printf("Constructor %s\n", _objName.c_str());
    };

    ~A() {
        printf("Destructor %s\n",_objName.c_str());
    };

    A(const A& obj) {
        printf("Deep copy when initial.\n");
    }

    A(const A&& obj) {
        printf("Shadow copy when initial.\n");
    }

    A copy(void){
        return *this;
    }

    string _objName = "default";
};

A copy(string objName)
{
    A b(objName);
    return b;
}

int main() {


    A a("a");
    a.copy();
    printf("\n------------------------------------\n\n");

    A c(copy("b"));

    printf("\n------------------------------------\n\n");

    return 0;
}