//
//	p.137
//	ADT - List: array of items with var. length
//	read the data from a file and put them in the list; then output 
//	the list
//

#include <iostream>
using namespace std;

const int MAX = 50;

class List
{
	int data[MAX];
	int length;
public:
	List() { length = 0;   }
	int Length() const
	{	return length;	}
	void Insert(int item)
	{	data[length] = item;
		length ++;
	}
	void Print() const
	{	for(int i=0; i<length; i++)
			cout << data[i] << " ";
		cout << "\n";
	}
	// sequential search, p.139
	bool IsPresent(int item) const
	{	bool found = false;
		for(int i=0; i<length && !found; i++)
			if(data[i] == item) found = true;
		return found;
	}
};

int main()
{
	List real;
	// read the data in, p.138
	int x;	// hold each item
	cin >> x;
	while(cin)
	{	real.Insert(x);
		cin >> x;
	}
	// out	
	real.Print();

	return 0;
}