// File: priv3.cpp
//
// Modify data member using a pointer.
//

#include <iostream>
using namespace std;

class foo {
    public:
       int pub_data ;

        foo() {           // inline member function
          pub_data = 2 ;
          priv_data = 9 ;
        }
        
        void dump() {
           cout << "pub_data = " << pub_data
                << ", priv_data = " << priv_data
                << endl ;
        }

    private:
       int priv_data ;
} ;


int main() {
   foo obj ;
   int *ptr ;

   obj.dump() ;

   ptr = &(obj.pub_data) ;
   *ptr = 45 ;
   obj.dump() ;
}