Почему мне прогрмаа выводит что я не использую System.out.println() ?
package com.javarush.task.pro.task03.task0305;
import java.util.Scanner;
public class Solution {
private static boolean one;
private static boolean two;
private static boolean three;
private static Scanner scanner = new Scanner (System.in);
public static void main(String[] args) {
int a = scanner.nextInt();
int b = scanner.nextInt();
int c = scanner.nextInt();
one = (a == b);
two = (a == b) == (b == c);
three = (c == b);
if (one){
System.out.println(a + " " + b);
}
else if (two){
System.out.println(a + " " + b + " " + c);
}
else if (three){
System.out.println(b + " " + c);}
}
}