Solution.java

import java.io.*;
import java.util.*;

public class Solution {

 public static void main(String[] args) {
 Scanner scan = new Scanner(System.in);
 String s = scan.nextLine();
 scan.close();
 
 s = removeLeadingNonLetters(s);
 
 /* 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);
 }
 }

 private static String removeLeadingNonLetters(String str) {
 int i;
 for (i = 0; i < str.length(); i++) {
 if (Character.isLetter(str.charAt(i))) {
 break;
 }
 }
 return str.substring(i);
 }
}