V. Programming (20)

1. According to the definition of class linked list shown above, please:

l Overload operator

l Please define a member function to remove a specific node from a linked list. (6)

l Write main function to test the definition, you may add any other member functions if they are needed. (2)

2. Given base class:

class Point{

double x,y;

public:

Point(double xx=0,double yy=0);

};

l Please complete the definition Point;(2)

l Please complete the definition of its derived class Line, you may add other member functions. (5)

class Line:public Point{

Point a;

public:

Line(double x1,double x2,double y1,double y2);

double length();

void display()

};

l Define main function to test the definition. (2)

V. Programming (20) 1. According to the definition of class linked list shown above, please: Overload operator