Pila.cpp

#include "Pila.hpp"
#include "Nodo.hpp"
#include "iostream>"
#include "cstdlib"

using namespace std;

Pila::Pila(): Lista(){}

Pila::~Pila(){}

void Pila::insertar(int item)
{
Nodo *n = new Nodo(item);
if(head == NULL)
head = last = n;
else
{
n->next= head;
head= n;
}
}

void Pila::eliminar()
{
Nodo* n;

n = head;
head = head->next;

delete n;
}