#include <iostream>
#include "stac.h"

void Stac::append(int val){
  Item **pp = &head;
  while(*pp) { pp = &((*pp)->next); }
  *pp = new Item(val);
}

/*
void Stac::append(int val){
  Item *pp = head;
  while(pp) { pp = pp->next; }
  pp = new Item(val);
}
*/

void Stac::print(){
  Item *pp = head;
  while(pp) { 
    std::cout << pp->val << std::endl;
    pp = pp->next;
  }
}

Stac::~Stac(){}