class round

#include "stdafx.h"

#include <conio.h>
#include <iostream>

class Round
{
public:
    Round();
    ~Round();

    float GetArea();
    float GetLength();

    void SetRadius(float r);
    void SetCenter(float newx, float newy);
private:
    float radius;
    float x, y;
};

Round::Round()
{
    std::cout << "Enter x: ";
    std::cin >> x;

    std::cout << "Enter y: ";
    std::cin >> y;

    std::cout << "Enter raduis: ";
    std::cin >> radius;
}

Round::~Round()
{

}

float Round::GetArea()
{
    return 3.14 * pow(radius, 2.0);
}

float Round::GetLength()
{
    return 2.0 * 3.14 * radius;
}

void Round::SetRadius(float r)
{
    radius = r;
}

void Round::SetCenter(float newx, float newy)
{
    x = newx;
    y = newy;
}

int _tmain(int argc, _TCHAR* argv[])
{
    Round *r = new Round;

    std::cout << r->GetLength() << std::endl;
    std::cout << sizeof(r) << std::endl;
    std::cout << sizeof(*r) << std::endl;

    delete r;

    std::cout << "Press any key to exit" << std::endl;
    _getch();
    return 0;
}