using System;
class Program
{
static void Main(string[] args)
int n = int.Parse(Console.ReadLine());
int[] arr = new int[n];
for (int i = 0; i < n; i++)
arr[i] = int.Parse(Console.ReadLine());
}
PrintEvenNumbers(arr);
static void PrintEvenNumbers(int[] arr)
for (int i = 0; i < arr.Length; i++)
if (arr[i] % 2 == 0)
Console.WriteLine(arr[i]);