Multilevel Inheritance Program in C++

OUTPUT OF MULTILEVEL INHERITANCE

Program:--

#include<iostream.h>

#include<conio.h>

class student

{

public:

void display()

{

 cout<<"This is the 1st Class"<<endl;

}

};

 class result:public student

{

public:

 void display1()

{

cout<<"This is the 2nd Class"<<endl;

}

} ;

 class marks :public result

{

  public:

  void getdata()

{

cout<<"This is the 3rd Class";

}

};

void main()

{

    clrscr();

    marks s;

    s.display();

    s.display1();

    s.getdata();

     getch();

}