Enter your birthday date and know about yourself using Java Programming

Enter your birth of Date in this format - dd mm yyyy, please give a space after dd and mm and yyy for organization. Sample Input: "12 09 2000" please include space like this only.

Program:

import java.util.Scanner;

import java.util.Date;

import java.text.DateFormat;

import java.text.SimpleDateFormat;

import java.util.Calendar;

public class Program

{

    public static void main(String[] args) {

       

    try{

        Scanner in = new Scanner(System.in);

        String input = in.nextLine();

        input = input.trim();

        int count = 0;

        int z = input.indexOf(' ');

        int z1 = input.lastIndexOf(' ');

        String day = input.substring(0,z);

        String month = input.substring((z+1),z1);

        String year = input.substring((z1+1));

        day = day.trim();

//         let heart beat of average human is be 80 beats per minute

        month = month.trim();

        year = year.trim();

        int dd = Integer.parseInt(day);

        int mm = Integer.parseInt(month);

        int yyyy = Integer.parseInt(year);

        int current_age = 2020;

        String mon[] = {"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"};

       

        String m_onth2 = mon[mm-1];

        int hoom = mm - 1;

       

        System.out.println("Your Date of Birth is "+dd+"/"+mm+"/"+yyyy+"\n");

        System.out.println("The month in which you born is "+mon[mm-1]+"\n");

        System.out.println("Your current age "+(2020 - yyyy)+"\n");

        if (yyyy % 4 == 0){

            System.out.println("The year you born is a leap year \n");}

        else{

            System.out.println("The year you born is not a leap year \n");}

          // Date date=java.util.Calendar.getInstance().getTime();

        DateFormat df = new SimpleDateFormat("dd/MM/yy HH:mm:ss");

       Date dateobj = new Date();

       String gTime = df.format(dateobj);

   

       /*getting current date time using calendar class

        * An Alternative of above*/

       Calendar calobj = Calendar.getInstance();

    //   System.out.println(df.format(calobj.getTime()));

    gTime = gTime.trim();

    int slash = gTime.indexOf('/');

    int last_slash = gTime.lastIndexOf('/');

    String left = gTime.substring((slash+1),last_slash);

    int space = gTime.lastIndexOf(' ');

    int no_month = Integer.parseInt(left);

    gTime = gTime.substring(0,space);

        System.out.println("Today Current date is "+gTime+"\n");

        System.out.println("Approx time your heart beats till your birth to now year "+((2020-yyyy)*525600*80)+"\n");

      

        String month2 = mon[no_month-1];

        if (mm == 1){

        System.out.println("6 month left for your birthday \n");}

        else if (mm == 2){

        System.out.println("7 month left for your birthday \n");}

        else if(mm == 3){

        System.out.println("8 month left for your birthday \n");}

       else if(mm == 4){

       System.out.println("9 month left for your birthday \n");}

       else if(mm == 5){

       System.out.println("10 month left for your birthday \n");}

       else if(mm == 6){

       System.out.println("11 month left for your birthday \n");}

       else if(mm == 7){

       System.out.println("12 month left for your birthday \n");}

       else{

       int ij = Math.min(no_month,mm);

       int ji = Math.max(no_month,mm);

       System.out.println((ji-ij)+" month left for your birthday \n");}

       System.out.println("=================================");

        System.out.println("Upvote it ,Have a technical day, By SVRR TECH Team!");}

        catch (Exception e){

            System.out.println("Read the text given after '//' sign for know how it is work and then try");

        }

    }

}

OUTPUT: