PROGRAM TO ADDING A * BEFORE A WORD WHOSE LENGTH IS FOUR

 PROGRAM TO ADDING A  "*"  BEFORE A WORD WHOSE LENGTH IS FOUR

I/P:

9

this is lots of fun for every java programmer

O/P:

[****, this, is, ****, lots, of, fun, for, every, ****, java, programmer]

PROGRAM:

import java.util.*;

public class AddingStarBeforelengthisFour {

    public static void AddingStar(ArrayList<String> al,int iNum)

    {

        String temp="";

       

        Scanner sc=new Scanner(System.in);

         for(int i=0;i<iNum;i++)

         {

            temp=sc.next();

            if(temp.length()==4)

            {

               al.add("****");

               al.add(temp);

            }

            else{

                al.add(temp);

            }

            temp="";

         }

         System.out.println(al);

    }

    public static void main(String args[])

    {

        Scanner sc=new Scanner(System.in);

        int iNum=sc.nextInt();

        ArrayList<String> al=new ArrayList<>();

        AddingStar(al,iNum);

        sc.close();

    }

    

}

//I/P:

// 9

// this is lots of fun for every java programmer

// O/P:

// [****, this, is, ****, lots, of, fun, for, every, ****, java, programmer]