Hacker rank java 19th problem solution

19.JAVA String Tokens

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);

        }

    }

}

Compiler Message

Success

Input (stdin)Download

He is a very very good boy, isn't he?
{-truncated-}

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Expected OutputDownload

10
He
is
a
very
very
good
boy
isn
t
he
{-truncated-}

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