C++ Program on Function overloading

  # include<iostream.h>
   # include<conio.h>
   int area(int side)
   {
     return side*side;
   }
   int area(int l , int b)
   {
     return l*b;
   }
   void main()
   {
     clrscr();
     int (*p1)(int);
     int (*p2)(int,int);
     p1=area;
     p2=area;
     cout<<"Address of area(int)="<<(unsigned int)p1<     cout<<"Address of area(int,int)="<<(unsigned int)p2<     cout<<"Invoking area(int) via p1 "<     cout<<"Invoking area(int,int) via p2 "<     getch();
   }