//	File Name:	circlearea.cpp
//	Author:		Jason Sanchez
//	Instructor:	Dr. Wang
//	Due Date:	Wed., Sept. 12, 2007
//	Compilation:	g++ circlearea.cpp -o circlearea.out
//	Execution:	./circlearea.out
//
//	Goal:		This program will calculate the area and perimeter 
//			of a circle.
//

#include <iostream>

using namespace std;

int main()
{
	float radius, diameter,  area, circumference;
	string star_line = "*****************************************";

	cout << "\n\n";
	cout << star_line;
	cout << "\n\nPlease input the radius of the circle: ";
	cin >> radius;

	area = 3.141592654 * radius * radius;
	diameter = 2 * radius;
	circumference = 3.141592654 * diameter;

	cout << "\n\nThe area of the circle is: " << area << "\n\n\n";
	cout << "The circumference of the circle is: " << circumference << "\n\n\n";
	cout << star_line << endl;

	return 0;
}