#include "node.h"
#include <iostream>
using namespace std;
class List {
	private: 
		Node* head, *tail;
		int list_size;
	public:
		List() { this->head = NULL; this->tail = NULL; list_size = 0; }
		void insert(int);
		int& operator[](int) const;
		int size() const;
		void reverse(void);
};

ostream& operator<<(ostream&, const List&);

ostream& operator<<(ostream& out, const List& listObj) {

	int i = 0;

	for(i;i<listObj.size(); i++)
		out << listObj.operator [](i);

     return out;

}