WAP TO FIND AREA OF RECTANGLE ( USING MACRO AND TYPEDEF FUNCTION )

 

#include<iostream.h>

#include<conio.h>

#define rect(l,b) l*b;

void main()

{

     double rectangle;

     typedef int integer;

     integer len,bre;

     clrscr();

     cout<<”Enter length and breath:”;

     cin>>len>>bre;

     rectangle=rect(len,bre);

     cout<<rectangle;

     getch();

}