Java tutorial
import java.util.Calendar; import java.util.GregorianCalendar; class Main { public static void main(String args[]) { Calendar calendar1 = Calendar.getInstance(); int currentDayOfYear = calendar1.get(Calendar.DAY_OF_YEAR); int year = calendar1.get(Calendar.YEAR); Calendar calendar2 = new GregorianCalendar(year, 11, 31); int dayDecember31 = calendar2.get(Calendar.DAY_OF_YEAR); int days = dayDecember31 - currentDayOfYear; System.out.println(days + " days remain in current year"); } }