polynomial.h

包括图、二叉树、链表

#include "Extended_queue.h"
class Polynomial: private Extended_queue
{ // Use private inheritance.
public:
	void read();
	void print() const;
	void equals_sum(Polynomial p, Polynomial q);
	void equals_difference(Polynomial p, Polynomial q);
	int  degree() const;
private:
	void mult_term(Polynomial p, Term t);
};