#ifndef QUEUE
#define QUEUE

#include <string>

struct QueueNodeT;

class QueueT {
    public:
        QueueT();
        ~QueueT();

        QueueT(const QueueT & src);
        QueueT & operator = (const QueueT & src);

        void Enqueue(std::string s);
        void Dequeue();
        std::string Front();
        bool IsEmpty();
        bool IsFull();
        size_t Size();

    private:
        QueueNodeT * front;
        QueueNodeT * rear;
        size_t size;
};

#endif