public class Main_DayCopyAdv
{
   public static void main(String[] args)
   {
	   
		Day birthday, deadline;
		birthday = new Day(2014,1,15);
		deadline = birthday;
		
		System.out.println(birthday); //15 Jan 2014
		System.out.println(deadline); //15 Jan 2014
		
		birthday.advance();
		System.out.println(birthday); //16 Jan 2014
		System.out.println(deadline); //________________
		
		birthday.next();
		System.out.println(birthday); //________________
		System.out.println(deadline); //________________
 
		birthday = birthday.next();
		System.out.println(birthday); //________________
		System.out.println(deadline); //________________

	   
   }
}