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