//Object slicing doesn't occur when pointers or references to objects are passed as function arguments since both the pointers are of the same size.

#include <iostream>
using namespace std;


    class Base {

    public:

        Base(long ss) : ss_num(ss) { }

        long ss_num;
        virtual void dispaly()
        {

            cout << "base" << ss_num;

        }
    };

    class Derived : public Base {

    public:

        Derived(long social, float pay) : Base(social), pay_rate(pay) { }

            virtual void dispaly()
        {

            cout << "Derived"  << pay_rate << " " << ss_num;

        }
        float pay_rate;
    };


    void test(Base& test)
    {

        test.dispaly();

    }

    int main() {

        Base bp(33);
        Derived dp(45, 54);

        Base &test = dp;
        bp = dp;

        test.dispaly();
        cout << endl;
        bp.dispaly();



        return 0;
    }