package com.javarush.task.task04.task0417;

/*
Существует ли пара?
*/

import java.io.*;

public class Solution {
    public static void main(String[] args) throws Exception {
        //напишите тут ваш код
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

        String a1 = br.readLine();
        int a = Integer.parseInt(a1);
        String b1 = br.readLine();
        int b = Integer.parseInt(b1);
        String c1 = br.readLine();
        int c = Integer.parseInt(c1);

        if (a == b){
            System.out.println(a + " " + b);
        }
         if (b == c){
            System.out.println(b + " " + c);
        }
         if (a == c){
            System.out.println(a + " " + c);
        }
         if (a == b & b == c){
            System.out.println(a + " " + b + " " + c);
        }

    }
}