program to find maximum value from two values by using nesting of function in C++

Prog 21 :Write a program to find maximum value from two values by using nesting of function.

#include<iostream.h>

#include<conio.h>

class value

{

int a,b;

public:

void display();

int max();

};

int value::max()

{

cout<<"\n enter a and b";

cin>>a>>b;

if(a>b)

return a;

else

return b;

}

void value::display()

{

cout<<"\n max value is"<<max();

}

void main()

{

clrscr();

value v1;

v1.display();

getch();

}

Output:

enter a and b

10

20

max value is20