Hackerrank - Java Solution - Java String Tokens solution

Hackerrank - Java Solution - Java String Tokens

Problem Name - Java String Tokens
Problem Link -  Java String Tokens
Level - String
Point - 15

Java Code

import java.util.Scanner;

public class Solution {
    public static void main(String[] args) {
        /* Read input */
        Scanner scan = new Scanner(System.in);
        String s = scan.nextLine();
        scan.close();
        
        s = s.trim(); // so that .split() works properly
        
        /* Check special cases */
        if (s.length() == 0) {
            System.out.println(0);
            return;
        }
        
        /* Split on all non-alphabetic characters */
        String [] words = s.split("[^a-zA-Z]+");
        
        /* Print output */
        System.out.println(words.length);
        for (String word : words) {
            System.out.println(word);
        }
    }
}

Output: 

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