// saa_zadacha_stek.cpp : This file contains the 'main' function. Program execution begins and ends there.
// Да се създаде динамичен стек съдържащ положителни числа и извеждаме неговоро съдържание

#include "pch.h"
#include <iostream>
#include <conio.h>
using namespace std;

struct S
{
	int key;
	S *next;
}*start = NULL;

void push(int n)
{
	S *p;
	p = start;
	start = new S;
	start->key = n;
	start->next = p;
}

int pop(int &n)
{
	S *p;
	if (start)
	{
		p = start;
		n = start->key;
		start = start->next;
		delete p;
		return 1;
	}
	else
		return 0;
}
int main()
{
	int num, br, A, n;
	do {
		cout << "Vuvedi stoinost na elementite v stack-a: ";
		cin >> num;
		if ( num > 0)
		push(num);
	} while (num);

		/*for (int i = 0; i < br; i++)
		{
			cout << "Vuvedi stoinost: ";
			cin >> num;
			push(num);
		}*/

		cout << "Vuvedi stoinost za N: " << endl;
		cin >> n;

	     for (int i = 0; i < n - 1; i++)
		 pop(num);



		cout << "Vuvedi stoinost za A: ";
		cin >> A;


		start->key = A;
		cout << "Rezult: " << endl;
		while (start != NULL)
		{
			cout << start->key<<endl;
			pop(start->key);
		}


	system("pause");
	return 0;
}