Randomize Words

package com.company;


import java.util.*;

public class Main {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        String[] words = scanner.nextLine().split(" +");
        Random random = new Random();
        for (int i = 0; i < words.length; i++) {
            int firstIndex = random.nextInt(words.length);
            int secondIndex = random.nextInt(words.length);
            String swapWords = words[firstIndex];
            words[firstIndex] = words[secondIndex];
            words[secondIndex] = swapWords;
        }

        System.out.println(String.join(System.lineSeparator(), words));


    }

}