// This program will output the circumference and area
// of the circle with a given radius

//TAN ROUXUEN

#include <iostream>
using namespace std;

const double PI = 3.14;
const double RADIUS = 5.4;

int main()
{
	float area;								// definition of area of circle 
	int circumference;				// definition of circumference 
	circumference = 2 * PI * RADIUS;	// computes circumference
	area = PI* RADIUS*RADIUS ;			// computes area
	
	/* Ans for Exercise 3
	when float circumference change to int circumference , the result is
	The circumference of ths circle is 33
	The area of the circle is 91.5624
	because the int will show interger only
	*/

	cout << "The circumference of the circle is " ;// Fill in the code for the cout statement that will output (with description)
	cout << circumference << endl;// the circumference
	

	cout << "The area of the circle is " ;// Fill in the code for the cout statement that will output (with description)
	cout << area ;// the area of the circle
	

	return 0;
}