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// test6.cpp: определяет точку входа для консольного приложения.

https://app.box.com/s/egjyhtyj6sx7fjpdt7wv1s5s3xyh9isy
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#include "stdafx.h"
#include <iostream>

using namespace std;

class MyClass
https://app.box.com/s/egjyhtyj6sx7fjpdt7wv1s5s3xyh9isy
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{
public:
	int value;

	MyClass(int value = 0)
	{
		this->value = value;
	}

	friend MyClass operator ++(MyClass&);
	friend MyClass operator -(MyClass&, MyClass&);

	void show(MyClass&);
	~MyClass()
	{

https://app.box.com/s/egjyhtyj6sx7fjpdt7wv1s5s3xyh9isy
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	}
};


MyClass operator++ (MyClass& a1)
{
	return MyClass(a1.value++);
}


MyClass operator -(MyClass a1, MyClass a2)
{
	return MyClass(a1.value - a2.value);
}


void MyClass::show(MyClass& obj)
{
	cout << "value = " << obj.value << "\n";
}


int main()
{
	MyClass a1(5);
	MyClass a2(3);
	MyClass a3;

	a3 = a1++ - a2;

	a1.show(a1);
	a2.show(a2);
	a3.show(a3);

	return 0;
}