/* Program 3.2.1 from C++ Programming Lecture notes  */

/* Author: Rob Miller and William Knottenbelt
   Program last changed: 30th September 2001    */

/* This program calculates the area of a rectangle. */ 

#include<iostream>
using namespace std;

int area(int length, int width);		/* function declaration */

/* MAIN PROGRAM: */
int main()
{
	int this_length, this_width;
	
	cout << "Enter the length: ";               /* <--- line 9 */
	cin >> this_length;
	cout << "Enter the width: ";
	cin >> this_width;
	cout << "\n";                               /* <--- line 13 */
	
	cout << "The area of a " << this_length << "x" << this_width;
	cout << " rectangle is " << area(this_length, this_width);
	
	return 0;
}
/* END OF MAIN PROGRAM */

/* FUNCTION TO CALCULATE AREA: */
int area(int length, int width)   /* start of function definition */
{
	int number;
	
	number = length * width;
	
	return number;
}                                 /* end of function definition */
/* END OF FUNCTION */