5Zadacha

import java.util.*;
public class lastoneprog {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String input = scan.nextLine();
        input = input.replaceAll("\\s+", " ");
        String[] arr = input.split(" ");
        int[] numbers = new int[arr.length];
        for(int i =0;i<arr.length;i++){
            numbers[i] = Integer.parseInt(arr[i]);
        }
        Arrays.sort(numbers);
        for (int i =0;i<numbers.length;i++){
            if(i == numbers.length - 1){
                System.out.print(numbers[i]);
                break;
            }
            System.out.print(numbers[i]+ " <= ");
        }
    }
}