ArrayList<Day> list2 = new ArrayList();
ArrayList<String> list = new ArrayList<String>();
list.add( "first" );
list.add( "second" );

list2.add( Day.MONDAY );

String s = list.get(0);
System.out.println( s );

                System.out.println("aaa" == "aaa");
                System.out.println("aaa" == ("aa" + "a"));
                System.out.println("aaa" == new String("aaa"));
                System.out.println(new String("aaa") == new String("aaa"));
//list = list2;






public enum Day { 
      SUNDAY, MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY 
}