Word Pattern

How to make a pattern by accepting a word?

import java.io.*;

class PatternWord

    {

        public static void main(String args[])throws IOException

        {

            BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

            System.out.print("Enter any word : ");

            String s = br.readLine();

            int len = s.length();

             

            for(int i=0; i<len; i++)

            {

                for(int j=0; j<=i; j++)

                {

                    System.out.print(s.charAt(j));

                }

                System.out.println();

            }

        }

    }