java.io.*;

import java.util.*;

import java.text.*;

 

public class HappyBirthday {

 

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

            {

                        String sName, sYear, sMonth, sDay;

                        int iYearBorn, iMonthBorn, iDayBorn, iYearsOld, iDaysOld, iCalendarNowDayOfYear, iCalendarBdayDayOfYear, iCalendarNowYear, iCalendarBdayYear;

                        

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

                        

                        System.out.println("Please enter your name.");

                        sName = dataIn.readLine();

                        

                        System.out.println("Please enter the 4 digit year you were born.");

                        sYear = dataIn.readLine();

                        iYearBorn = Integer.parseInt(sYear);

                        

                        System.out.println("Please enter the numerical month you were born.");

                        sMonth = dataIn.readLine();

                        iMonthBorn = Integer.parseInt(sMonth);

                        

                        System.out.println("Please enter the day you were born.");

                        sDay = dataIn.readLine();

                        iDayBorn = Integer.parseInt(sDay);

                        

                        //create calendar called calendarNow and set it to the current time and date

                        GregorianCalendar calendarNow = new GregorianCalendar();

                        Date dateNow = calendarNow.getTime();

                        //long longNow = dateNow.getTime();

                        

                        //create calendar called calendarBday and set it to the user's birthday (iMonthBorn-1 because Jan starts at 0)

                        GregorianCalendar calendarBday = new GregorianCalendar(iYearBorn, iMonthBorn-1, iDayBorn);

                        Date dateBday = calendarBday.getTime();

                        //long longBday = dateBday.getTime();

                        

                        //create date format called df and output user's name and formatted birthday

                        DateFormat df = DateFormat.getDateInstance();

                        System.out.println("Hello " + sName + " you were born on " + df.format(dateBday));

                        

                        //set variables to year and day of year by accessing those fields of the two calendars

                        iCalendarNowDayOfYear = calendarNow.get(Calendar.DAY_OF_YEAR);

                        iCalendarBdayDayOfYear = calendarBday.get(Calendar.DAY_OF_YEAR);

                        iCalendarNowYear = calendarNow.get(Calendar.YEAR);

                        iCalendarBdayYear = calendarBday.get(Calendar.YEAR);

                        

                        //calculate number of years and days old and assign to variables

                        if (iCalendarNowDayOfYear >= iCalendarBdayDayOfYear) //if birthday has already occurred this year

                        {

                                    iYearsOld = iCalendarNowYear - iCalendarBdayYear;

                                    iDaysOld = (iCalendarNowDayOfYear - iCalendarBdayDayOfYear);

                        }          

                        else //if birthday has not yet occurred this year

                        {

                                    iYearsOld = (iCalendarNowYear - 1) - iCalendarBdayYear;

                                    iDaysOld = (iCalendarNowDayOfYear + 365 - iCalendarBdayDayOfYear);

                        }

                        

                        System.out.println("\nYou are " + iYearsOld + " years and " + iDaysOld + " days old");

                        

            }

}