lol c++ is like killing kittens for fun

#include <stdio.h>
#include <vector>

class Vector2D
{
public:
	int getX (void);
	void setX (int _x);
	
	Vector2D ();
	~Vector2D ();
	
private:
	int x;
};

Vector2D::Vector2D ()
{
	
}

Vector2D::~Vector2D ()
{
	
}

int Vector2D::getX (void)
{
	return x;
}

void Vector2D::setX (int _x)
{
	x = _x;
}


int main (int argc, const char * argv[]) 
{
    // insert code here...
    printf("Hello, World!\n");
	
	std::vector <Vector2D> array;

	Vector2D myVec;
	myVec.setX(12);
	
	array.push_back (myVec);
	
	std::vector <Vector2D>::iterator it = array.begin();
	while (it != array.end())
	{
	   //referenz
	   Vector2D &myVec = *it;

	   //direkt objekt cast
	   //Vector2D myVec = (Vector2D)(*it);
	   
	   printf("des vektors x: %i\n",myVec.getX());
	    it ++;
	}
	
	
    return 0;
}