#ifndef STACK_H
#define STACK_H

#include <iostream>
#include <string>

class Stack
{
public:
    Stack();
    std::string to_string() const;
    void push(std::string t); //Pushes a book to the top of the stack
    void pop(); //Removes first book in stack
    std::string top() const; //Prints the name of the top book to std::cout
    
private:
    struct Book
    {
	std::string name;
	Book* next;
    };
    Book* first;
	
};
#endif