23. Display a number in words even with tailing 0. 


package com.company;

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scan=new Scanner(System.in);

        System.out.println("Enter a Number");
        int n=scan.nextInt();

        int r;
        String str="";

        while(n>0)
        {
            r=n%10;
            n=n/10;
            str=str+r;

        }
        System.out.println(str);

        char c;
        for(int i=str.length()-1;i>=0;i--)
        {
            c=str.charAt(i);
            switch(c) {
                case '0':
                    System.out.print("Zero ");
                    break;
                case '1':
                    System.out.print("One ");
                    break;
                case '2':
                    System.out.print("Two ");
                    break;
                case '3':
                    System.out.print("Three ");
                    break;
                case '4':
                    System.out.print("Four ");
                    break;
                case '5':
                    System.out.print("Five ");
                    break;
                case '6':
                    System.out.print("Six ");
                    break;
                case '7':
                    System.out.print("Seven ");
                    break;
                case '8':
                    System.out.print("Eight ");
                    break;
                case '9':
                    System.out.print("Nine ");
                    break;
            }
        }





    }

} 

Enter a Number

23

32

Two Three 

Process finished with exit code 0

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