import java.io.*;
public class Pair {
public static void main(String[] args) throws Exception {
//write your code here
BufferedReader reader = new BufferedReader (new InputStreamReader(System.in));
String num1 = reader.readLine();
String num2 = reader.readLine();
String num3 = reader.readLine();
if (num1==num2){
System.out.println(num1+" "+num2);
}
else if(num1==num3){
System.out.println(num1+" "+num3);
}
else if(num2==num3){
System.out.println(num2+" "+num3);
}
}
}
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 {
//write your code here
BufferedReader reader = new BufferedReader (new InputStreamReader(System.in));
String snum = reader.readLine();
int num = Integer.parseInt(snum);
}
}