2

#include <iostream>
using namespace std;


class punkt
{
    double X,Y,Z;



public:

    punkt() : X(0), Y(0), Z(0) {}

    punkt(const double & x, const double & y, const double & z) :
            X(x), Y(y), Z(z) {}


    const double x() const
    {
        return X;
    }


    double & x()
    {
        return X;
    }


    const double y() const
    {
        return Y;
    }

    double & y()
    {
        return Y;
    }


    const double z() const
    {
        return Z;
    }


    double & z()
    {
        return Z;
    }


};


class prostokat
{
    punkt P;
    double A,B;

public:

    prostokat(): P(), A(0), B(0) {}


    prostokat(const double &x, const double &y, const double &z, const double &a, const double &b):
        P(x,y,z), A(a), B(b){}


    prostokat(const punkt &p, const double &a, const double &b):
        P(p), A(a), B(b){}


    const double  x() const
    {
        return P.x();
    }


    double  &x()
    {
        return P.x();
    }


    const double y() const
    {
        return P.y();
    }


    double &y()
    {
        return P.y();
    }


    const double z() const
    {
        return P.z();
    }

    double &z()
    {
        return P.z();
    }


    const double a() const
    {
        return A;
    }

    double &a()
    {
        return A;
    }


    const double b() const
    {
        return B;
    }

    double &b()
    {
        return B;
    }

    const double pole() const
    {
        return A*B;
    }
};


class graniastoslup
{
    prostokat PR;
    double H;

public:

    graniastoslup(): PR(), H(0) {}

    graniastoslup(const double &x, const double &y, const double &z, const double &a, const double &b, const double &h ):
            PR(x,y,z,a,b), H(h) {}

    graniastoslup(const punkt &p, const double &a, const double &b, const double &h):
            PR(p,a,b), H(h) {}

    graniastoslup(const prostokat &pr, const double &h):
            PR(pr), H(h) {}


    double &x()
    {
        return PR.x();
    }

    const double x() const
    {
        return PR.x();
    }

    double &y()
    {
        return PR.y();
    }

    const double y() const
    {
        return PR.y();
    }


    double &z()
    {
        return PR.z();
    }


    const double z() const
    {
        return PR.z();
    }


    double &a()
    {
        return PR.a();
    }


    const double a() const
    {
        return PR.a();
    }


    double &b()
    {
        return PR.b();
    }

    const double b() const
    {
        return PR.b();
    }

    double &h()
    {
        return H;
    }

    const double h() const
    {
        return H;
    }

    const double objetosc() const
    {
        return (PR.pole()*H);
    }

};



int main()
{
    punkt p1, p2(1,2,3);
    const punkt p3(1.1,2.2,3.3);

    cout << p3.x() << '\t' << p3.y() << '\t' << p3.z() << endl;
    cout << p2.x() << '\t' << p2.y() << '\t' << p2.z() << endl;

    p1.x()=1; p1.y()=10; p1.z()=100;
    cout << p1.x() << '\t' << p1.y() << '\t' << p1.z() << endl;

    prostokat pr1, pr2(1,2,3,10.5, 20.5);
    const prostokat pr3(p2,5,5);

    cout << pr3.x() << '\t' << pr3.y() << '\t' << pr3.z() << '\n'
         << pr3.a() << '\t' << pr3.b() << '\n'
         << pr3.pole() << '\n' ;

    pr1.x()=2; pr1.y()=20; pr1.z()=200; pr1.a()= 10; pr1.b()=10;

    cout << pr1.x() << '\t' << pr1.y() << '\t' << pr1.z() << '\n'
         << pr1.a() << '\t' << pr1.b() << '\n'
         << pr1.pole() << '\n' ;


    graniastoslup g1, g2(1,2,3,10.5,20.5,30.5), g3(p2,100,200,300);
    const graniastoslup g4(pr3,5);

    cout << g4.x() << '\t' << g4.y() << '\t' << g4.z() << '\n'
         << g4.a() << '\t' << g4.b() << '\t' << g4.h() << '\n'
         << g4.objetosc() << '\n' ;

    g1.a()=10; g1.b()=10; g1.h()=10;

    cout << g1.x() << '\t' << g1.y() << '\t' << g1.z() << '\n'
         << g1.a() << '\t' << g1.b() << '\t' << g1.h() << '\n'
         << g1.objetosc() << '\n' ;

}