Verilog monitor like in C++

#include <iostream>
using namespace std;

class Num
{
    private:
        int n;
        string name;

    public:
        Num(string name)
        {
            this->name = name;
        }

        void setN(int n)
        {
            this->n = n;
            this->name = name;
        }

        int getN()
        {
            return this->n;
        }

        void operator=(const Num &nObj)
        {
            cout<<"Alterando: ("<<this->name<<") = "<<nObj.n<<"\n";
        }
};

int main()
{
    Num n1("n1");
    Num n2("n2");

    n1.setN(56);
    cout<<n1.getN()<<"\n";

    n2.setN(45);

    n1 = n2;
}