package com.javarush.task.task13.task1326;

/*
Сортировка четных чисел из файла
*/

import java.io.*;
import java.util.Arrays;
import java.util.Collections;
import java.util.ArrayList;

public class Solution {
    public static void main(String[] args) throws IOException {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        String name = reader.readLine();
        BufferedReader readerfile = new BufferedReader(new InputStreamReader(new FileInputStream(name)));
        String s;
        ArrayList<Integer> list = new ArrayList<>();
        try {
            while ((s = readerfile.readLine()) != null) {
                String mass[] = s.split(" ");
                for (int i = 0; i < mass.length; i++) {
                    list.add = Integer.parseInt(mass[i]);
                }
            }
            Collections.sort(list);
            for (int i : list) {
                if (i % 2 == 0) {
                    System.out.println(i);
                    }
                }
        }
        catch (FileNotFoundException e) {
        }
        readerfile.close();
    }
}