if (a == b && b == c && a ==c)
System.out.print(a + " " + b + " " + c);
else if (b == c){System.out.print(b +" "+ c);}
package com.javarush.task.task04.task0417;
import java.util.Scanner;
/*
Существует ли пара?
*/
public class Solution {
public static void main(String[] args) throws Exception {
//напишите тут ваш код
Scanner scan = new Scanner(System.in);
int a = scan.nextInt();
int b = scan.nextInt();
int c = scan.nextInt();
if (a == b && b == c && a ==c)
System.out.print(a + " " + b + " " + c);
else if (b == c && c == b){System.out.print(b +" "+ c);}
else
{System.out.print(c + " " + b);}
}
}