设计一个点类Point其属性为其x,y坐标,能计算该点到(0,0)的距离.

#include
class Point
{
public:
Point(const double &ax =0.0,const double &aY=0.0):x(ax),y(ay)
{
}
Point()
{
}
doubel Distance()
{
return sqrt(x*x+y*y)
}
private:
double x;
double Y;
}