Number To Word Java Program

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Number To Word Java Program

//2--Two

//12--Twelve
//126-- one hundred twenty six
package basic.NumberProgram;

import java.text.NumberFormat;
import java.util.Scanner;

public class NumberToWord {

    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        System.out.println("Enter a number (4 digit only)");
        int n=sc.nextInt();
//        if(n>0 && n<=9999)//999//9999
        System.out.println(printWord(n));//-7686
//        else
//            System.out.println("Bad input");

    }
    public static String printWord(int n){//2//-45465
        String unique[]={"Zero","One","Two","Three","Four","Five","Six","Seven","Eight","Nine","Ten","Eleven","Twelve",
        "Thirteen","Fourteen","Fifteen","Sixteen","Seventeen","Eighteen","Nineteen"};

        String tens[]={"","","Twenty","Thirty","Forty","Fifty","Sixty","Seventy","Eighty","Ninty"};

        if(n<0)
            return "Minus "+ printWord(-n);//-(-34212)//34212

        if(n<20)
        {return unique[n];}
        if(n<100)//n==50==Twenty Three
        {
            if(n==20||n==30||n==40||n==50||n==60||n==70||n==80||n==90)
                return tens[n/10];
            else
            return tens[n/10] +(n%10!=0?" ":"")+ unique[n%10];
        }
        if(n<1000)//654==Six hundred Fifty four//900
        {
            if(n==100||n==200||n==300||n==400||n==500||n==600||n==700||n==800||n==900)
                return printWord(n/100) +" Hundred";
            else
            return printWord(n/100) +" Hundred"+(n%100!=0?" ":"")+printWord(n%100);//54
        }
        if(n<100000)//2,022 --Two Thousand Twenty two        29,876 Twenty Nine Thousand Eight Hundred Seventy Six
        {
            if(n==1000||n==2000||n==3000||n==4000||n==5000||n==6000||n==7000||n==8000||n==9000
            ||n==10000||n==20000||n==30000||n==40000||n==50000||n==60000||n==70000||n==80000||n==90000)
                return printWord(n/1000)+ " Thousand";
            else
                return printWord(n/1000)+ " Thousand"+(n%1000!=0?" ":"")+printWord(n%1000);//876

        }
        if(n<10000000)//234,567--Two Lakh Thirty Four Thousnad Five Hundred Sixtry Seven
        {
            if(n==100000||n==200000||n==300000||n==400000||n==500000||n==600000||n==700000||n==800000||n==900000
                    ||n==1000000||n==2000000||n==3000000||n==4000000||n==5000000||n==6000000||n==7000000||n==8000000||n==9000000)
                return printWord(n/100000)+ " Lakh";
            else
                return printWord(n/100000)+ " Lakh"+(n%100000!=0?" ":"")+printWord(n%100000);//876

        }

        return null;

    }

}