write a c++ program using class to overload the operator unary increment ++ for an integer number

/* write a c++ program using class to overload the operator unary
increment ++ for an integer number*/
#include<conio.h>
#include<iostream.h>
class increment
{
public:int no;
public:void getdata()
       {
       cout<<"\nenter the number:-";
       cin>>no;
       }
       void operator ++()
       {
       no=no+1;
       }
       void display()
       {
       cout<<"\nthe number after increment is:-"<<no;
       }
};
int main()
{
increment i;
clrscr();
i.getdata();
++i;
i.display();
getch();
return 0;
}
/*
enter the number:-2

the number after increment is:-3
*/