using System;

public class Program

{

    public static void Main()

    {

        int n = int.Parse(Console.ReadLine());

        int[] A = new int[n];

        for (int i =0; i<n; i++)

        { A[i] = int.Parse(Console.ReadLine());}

        foreach (int x in A)

        {if (x>0) Console.Write(x+" ");}

    }

}