//Derek McQuay 647465151 CS 235 Fall 2012 midterm 1
#ifndef __POLYLIST_H__
#define __POLYLIST_H__
#include "PolynomialListInterface.h"
#include "node.h"
#include <cctype>
#include <string>
#include <sstream>
#include <vector>
#include <iostream>

using namespace std;

class polylist : public PolynomialListInterface {
    public:
        polylist();
        ~polylist();
        node* head;
        void insert(string term);
        void clear();
        string at(int index);
        int size();
        string printList();
        void remove(int exponent);
        void insertAfter(int exponent, int coefficient, char value, int insertionNodeExponent);
        void insertTail(int exponent, int coefficient, char value);
        void insertHead(int exponent, int coefficient, char value);
};
vector<string> parse_expression(string expression); //these are included outside of the class because i used them in my test.cpp
bool is_valid(vector<string> expression);           //and wanted them not to be included in the class
#endif