#include <iostream>
#include "stack.h"
#include <fstream>

using namespace std;

int main()
{
	ifstream in("input.txt");
	ofstream out("output.txt");
	Stack <int> getNumb;
	int i, x;
	cin >> x;


	while (in >> i)
	{
		getNumb.Push(i);
	}

	while (!getNumb.Empty())
	{ 
		if (x != getNumb.Top())
		
			out << getNumb.Top() << " ";
		getNumb.Pop();
	}
	in.close();
	out.close();
	return 0;
}





using namespace std;

template <class Item>
class Stack
{
private:
	struct Element
	{
		Item inf;
		Element *next;
		Element(Item x, Element *p) : inf(x), next(p) {}
	};
	Element *head;
public:
	Stack() : head(0) {}
	bool Empty()
	{
		return head == 0;
	}
	Item Pop()
	{
		if (Empty())
		{
			return 0;
		}
		else
		{
			Element *r = head;
			Item i = r->inf;
			head = r->next;
			delete r;
			return i;
		}
	}
	void Push(Item data)
	{
		head = new Element(data, head);
	}
	Item Top()
	{
		if (Empty())
		{
			return 0;
		}
		else
		{
			return head->inf;
		}
	}
};