package com.codegym.task.task04.task0417;

/*
Do we have a pair?

*/

import java.io.*;

public class Solution {
    public static void main(String[] args) throws Exception {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        String reader1 = reader.readLine();
        String reader2 = reader.readLine();
        String reader3 = reader.readLine();

        int input1 = Integer.parseInt(reader1);
        int input2 = Integer.parseInt(reader2);
        int input3 = Integer.parseInt(reader3);

        if (input1 == input2  && input1 != input3){
            System.out.println(input1);
            System.out.println(input2);
        }
        else if (input1 == input3 && input1 != input2){
            System.out.println(input1);
            System.out.println(input3);
        }
        else if (input2 == input3 && input2 != input1){
            System.out.println(input2);
            System.out.println(input3);
        }
        else if ((input1 == input2) && (input1 == input3) && (input2 == input3)){
            System.out.println(input1);
            System.out.println(input2);
            System.out.println(input3);
        }

    }