#include <iostream>

class Dupa {
public:
    int *i;
    std::string string;
    Dupa(std::string string) {
        std::cout << "konstruktor " << string << std::endl;
        this->string = string;
        i = new int(5);
    }

    Dupa(Dupa &other) {
        std::cout << "kopiujący" << std::endl;
        i = new int(*other.i);
        this->string = other.string + "_copy";
    }

    void operator=(Dupa other) {
        std::cout << "oeprator =" << std::endl;
        i = new int(*other.i);
        string = other.string + "_=";
    }

    Dupa operator+(Dupa other) {
        std::cout << "++++" << std::endl;
        Dupa dupa("dupa_op_+");
        *dupa.i = *i + *other.i;
        dupa.string = string + other.string;
        return dupa;
    }

    ~Dupa() {
        std::cout << "delete" << std::endl;
        delete i;
    }

    void print() {
        std::cout << "print: " << *i << std::endl;
    }


};

int main() {
    Dupa p1("pierwej");
    Dupa p2("drugiej");
    Dupa p3("trzeciej");

    p3 = p1 + p2;


    std::cout << "hehe" << std::endl;

    return 0;
}