Volume of Box in C++

//Write a program to find volume of box

#include <iostream.h>

#include <conio.h>

void main ()

{

int area,l,b,h;

cout <<"Enter Length, Breadth and Height: ";

cin >>l >>b >>h;

area=l*b*h;

cout <<"Area is: "<<area;

getch ();

}