program to find area of Rectanglein c++

#include<stdio.h>
#include<conio.h>
#include<iostream.h>
main()
{

int a,b,c;
clrscr();
cout<<"\n\tEnter Lenght:";
cin>>a;
cout<<"\n\tEnter Width:";
cin>>b;
c=a*b;
cout<<"Area of Rectangle ="<<c;
getch();

}