#include "stdafx.h"

#include <iostream>
#define PI 3.14
using namespace std;
double r,alan,cevre;
int _tmain(int argc, _TCHAR* argv[])
{
	cout<<"Yaricap giriniz:"<<endl;
	cin>>r;
	alan=PI*r*r;
	cevre=2*PI*r;
	cout<<"Alan :"<<alan<<endl;
	cout<<"Cevre:"<<cevre<<endl;
	system("Pause");
	
	return 0;
}


    
    system("PAUSE");
    return EXIT_SUCCESS;
}