C++ Program to find area of square and rectangle using function overloading

#include<iostream.h>

int area(int);

int area(int ,int );

void main()

{

  cout<<area(10);

  cout<<area(5,2);

}

int  area (int  l)

{

  return(l*l);

}

int area (int l,int b)

{

  return(l*b);

}