#ifndef __STACK_H_INCLUDED__
#define __STACK_H_INCLUDED__

#include "rover_util.h"

struct StackNode {
    StackNode* next;
    RoverOperation* data;
    ~StackNode();
};

class stack
{
    public:
        stack();
        ~stack();
        stack(const stack &other);
        stack& operator=(stack other);

        void push(RoverOperation* data);
        RoverOperation* pop();
        RoverOperation* peek() const;
        bool isEmpty() const;
        void print() const;
    private:
        StackNode* head;
        int count;
        void copyStack(const stack other);
       //to be plugged in
};

#endif