#include <iostream>

class Object
{
public:
	enum Type {
	 	OT_CIRCLE,
        OT_SQUARE,
        OT_TRIANGLE,
        OT_INVALID
	};
};

class Circle
{
public:
	void DoSomething()
	{
		auto type = Object::OT_CIRCLE;
		std::cout << "Type is " << type << std::endl;
	}
};

int main() 
{
	auto circle = Circle();
	circle.DoSomething();
}