gistfile1.cpp

#include <iostream>
#include <vector>
#include <list>
#include <set>

class Point
{
public:
	Point()
	{
		x = y = 0;
	}
	Point(int _x, int _y)
	{
		x = _x;
		y = _y;
	}
	Point(const Point &p)
	{
		x = p.x;
		y = p.y;
	}

	/*Point operator*(int num)
	{
		Point res;
		res.x = x * num;
		res.y = y * num;
	}*/

	friend std::ostream& operator<<(std::ostream &out, const Point &p);
	friend Point operator*(int num, Point p);
private: 
	int x, y;
};

std::ostream& operator<<(std::ostream &out, const Point &p)
{
	out << "(" << p.x << ", " << p.y << ")";
}


Point operator*(int num, Point p)
{
		Point res;
		res.x = p.x * num;
		res.y = p.y * num;
		return res;			
}

Point operator*(const Point& p, int num)
{
	return num * p;
}

Point operator*=(Point& p, int num)
{
	return num * p;
}


int main()
{
	std::list<int> v1;
	v1.push_back(1);
	v1.push_back(2);
	v1.push_back(3);
	v1.push_back(4);
	v1.push_back(5);
	v1.push_back(6);

	std::set<int> s1;
	s1.insert(4);
	s1.insert(5);
	s1.insert(6);
	s1.insert(1);
	s1.insert(2);
	s1.insert(3);

//	std::cout << v1[0] << v1[1] << v1[2] << std::endl;	
	
	for (std::list<int>::iterator it = v1.begin(); it != v1.end(); ++it)
		std::cout << *it;
	std::cout << std::endl;

	for (std::set<int>::iterator it = s1.begin(); it != s1.end(); ++it)
		std::cout << *it;
	std::cout << std::endl;

	Point myPoint(1, 1);
//	myPoint.x = 1; myPoint.y = 1;
	myPoint = myPoint * 10;
	std::cout << myPoint << std::endl;
	
	return 0;
}

/*
int Point::getx()
{
	return x;
}
*/