cpoint.h

数据结构及C++相关的一些小程序

class CPoint
{
public:
	CPoint(double xx=0,double yy=0){X=xx;Y=yy;}//X为横坐标，Y为纵坐标
	double getX(){return X;}
    double getY(){return Y;}
	friend double getLength(CPoint p1,CPoint p2);
	friend class CRectangle;
private:
	double X,Y;
};