#include <iostream>

using std::cin, std::cout, std::endl;

class ZC1

{

private:

int x, y;

public:

ZC1(int x_ = 0, int y_ = 0) : x(x_ + 3), y(y_ + 3) { cout << "call ZC1(int: " << x_ << "," << y_ << "): (" << x << "," << y << ")" << endl; }

ZC1(const ZC1 &z1) : x(z1.x + 5), y(z1.y + 5) { cout << "call ZC1(ZC1 &:" << z1.x << "," << z1.y << "): (" << x << "," << y << ")" << endl; }

ZC1 &operator=(const ZC1 &z1);

int sum(int z);

void hf1(ZC1 &z1) {cout << "call ZC1::hf1(ZC1&: " << z1.x << "," << z1.y << ")" << endl;}

void hf2(ZC1 z1) {cout << "call ZC1::hf2(ZC1: " << z1.x << "," << z1.y << ")" << endl;}

ZC1 hf3();

};

ZC1 &ZC1::operator=(const ZC1 &z1)

{

x = z1.x + 7;

y = z1.y + 7;

cout << "call &operator=(ZC1 &" << z1.x << "," << z1.y << "): (" << x << "," << y << ")" << endl;

return *this;

}

int ZC1::sum(int z = 11)

{

cout << "call ZC1::sum(int " << z << ")" << endl;

return x + y + z;

}

ZC1 ZC1::hf3()

{

cout << "call ZC1::hf3()" << endl;

return *this;

}

int main()

{

cout << endl

<< "test basic_class" << endl;

ZC1 z1 = 2;

cout << endl;

cout << "sizeof(z1): " << sizeof(z1) << endl;

cout << "sizeof(int): " << sizeof(3) << endl;

cout << endl;

ZC1 *pz1 = &z1;

cout << "ZC1* -> sum(): " << pz1->sum() << endl;

cout << "(*ZC1*).sum(): " << (*pz1).sum() << endl;

ZC1 &rz1 = z1;

cout << "ZC1& .sum(): " << rz1.sum() << endl;

cout << "ZC1(3, 5).sum(7): " << ZC1(3, 5).sum(7) << endl;

cout << endl;

z1 = 13;

cout << endl;

z1.hf1(z1);

cout << endl;

z1.hf2(z1);

cout << endl;

ZC1 Z2(z1.hf3());

cout << endl;

ZC1 z3[3] = {3, 5, ZC1(7, 11)};

cout << endl;

ZC1 *z4[2] = {new ZC1(), new ZC1(3, 5)};

delete z4[0];

delete z4[1];

ZC1 *z5 = new ZC1[2];

delete z5;

cout << endl;

return 0;

}