String_Tokens.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();
 // Write your code here.
 s = s.trim();//if there is any trailing spaces..
 if(s.length()==0) //if the string is zero
 {
 System.out.println(0); //number of tokens will be zero..
 return; //return nothing..
 }
 String C[] = s.split("[^A-Za-z]+"); //split it if any non alphabetical characters are found..
 System.out.println(C.length); //printing the number of tokens...
 for(int i=0;i<C.length;i++)
 {
 System.out.println(C[i]); //printing the tokens..
 }
 scan.close();
 }
}