C++ Program to pure virtual function

Program -

#include<iostream.h>

#include<conio.h>

class abc

{

public:

char name[19];

char address[29];

virtual void add()=0;

virtual void display()=0;

};

class xyz:public abc

{

private:

int fees;

public:

void add()

{

cout<<"\n enter the name";

cin>>name;

cout<<"\n enter the address";

cin>>address;

cout<<"\n enter the fees";

cin>>fees;

}

void display()

{

cout<<"\n name is "<<name;

cout<<"\n address is"<<address;

cout<<"\n fees is"<<fees;

}

};

void main()

{

class xyz m1;

clrscr();

m1.add();

m1.display();

getch();

}

Output - 

enter the name sushma

enter the address mukerian

enter the fees32000

name is sushma

address is mukerian

fees is32000