// header for class MyNode ---
//    also include typedef for MyNodePtr at the end,
//    for convenience...
//
// by: Sharon M. Tuttle
// last modified: 11-19-03 - added example friend function
//                           and overloaded operators
class MyNode
{
    public:
        // constructors

        MyNode();
        MyNode(int newQuant, float newCost);
        
        // accessors
        int get_quant() const;
        float get_cost() const;
        MyNode* get_nextPtr() const;

        // mutators
        void set_quant(int newQuant);
        void set_cost(float newCost);
        void set_nextPtr(MyNode *nextNodePtr);

        // overloaded operators
        MyNode operator +(const MyNode& node2);
        bool operator ==(const MyNode& node2);

        // other member functions
        bool equalQuant(MyNode node2) const;

        // friends
        friend bool equalCost
                        (MyNode node1, MyNode node2);



    private:
        int       quant;
        float     cost;
        MyNode    *nextPtr;

}; // end class header

// for convenience
typedef MyNode* MyNodePtr;