slips 20

/* Slip no : 20_1 Write a C++ program to calculate maximum of two integer numbers of two different classes using friend function. */

#include<stdio.h>

#include<conio.h>

#include<iostream.h>

class xyz;

class abc

{

                int n1;

                public:

                abc()

                {cout<<"\nEnter no : ";

                                cin>>n1;

                }

                void display()

                {

                                cout<<"\nNo1 = "<<n1;

                }

                friend void max(abc,xyz);

};

class xyz

{

                int n2;

                public:

                xyz()

                {

                                cout<<"\nEnter no";

                                cin>>n2;

                }

                void display()

                {

                                cout<<"\nNo2 = "<<n2;

                }

                friend void max(abc,xyz);

};

void max(abc ob1,xyz ob2)

{

                if(ob1.n1>ob2.n2)

                                cout<<"\nmax = "<<ob1.n1;

                else

                                cout<<"\nmax = "<<ob2.n2;

}

void main()

{

                clrscr();

                abc a;

                xyz z;

                a.display();

                z.display();

                max(a,z);

                getch();

}