How can you explain it ?
package com.codegym.task.task04.task0420;
/*
Sorting three numbers
*/
import java.io.*;
import java.util.*;
public class Solution {
public static void main(String[] args) throws Exception {
//write your code here
Scanner scanner = new Scanner(System.in);
Integer[] intArray = new Integer[3];
intArray[0] = scanner.nextInt();
intArray[1] = scanner.nextInt();
intArray[2] = scanner.nextInt();
Arrays.sort(intArray, Collections.reverseOrder());
String all = Arrays.toString(intArray);
System.out.println(all.replaceAll(","," "));
}
}