// This code demonstrates slicing.
// The variable p only gets the first part of e.
// Consider the difference if it had been a reference or pointer.

#include <iostream>
using namespace std;

class Person {
  public:
    Person(long ss) : ss_num(ss) { }
  private:
    long ss_num;    // USA citizen or not, but has a social security number
};

class Employee : public Person {
  public:
    Employee(long social, float pay) : Person(social), pay_rate(pay) { }
  private:
    float pay_rate;
};

int main() {
    Employee e(666'00'1234, 20.00);
    Person p = e;
    cout << "size of p is " << sizeof(p) << '\n';
    cout << "size of e is " << sizeof(e) << '\n';
    return 0;
}