point.h

point类对象的编写上机调试通过

#include<iostream.h>
class point
{
public:
	point(int a=0,int b=0);
	point(point & p);
	~point();
	void in();
	void out();
	void set_x(int a);
	void set_y(int b);
	void set(int a,int b);
	int get_x();
	int get_y();

private:
	int x,y;
};
point::point(int a,int b)
{
	x=a;	y=b;
	cout<<"point类的对象("
		<<x<<','<<y
		<<")的构造函数被调用\n";
}
point::point(point & p)
{
	x=p.x;
	y=p.y;
	cout<<"point类的对象("
		<<x<<','<<y
		<<")的拷贝构造函数被调用\n";
}
point::~point()
{
	cout<<"point类的对象("
		<<x<<','<<y
		<<")的析构函数被调用\n";
}
void point::in()
{
	cout<<"请输入该点的横坐标和纵坐标:";
	cin>>x>>y;
}
void point::out()
{
	cout<<'('<<x<<','<<y<<")\n";
}
void point::set_x(int a)
{
	x=a;
}
void point::set_y(int b)
{
	y=b;
}
void point::set(int a,int b)
{
	x=a;	y=b;
}
int point::get_x()
{
	return x;
}
int point::get_y()
{
	return y;
}