class CalDate {

    public static int returnTotalDays(int year, int month) {

        if(year < 0 || (month < 0 || month > 11)){

            return -1;

        }

        else

        {

           Calendar c1 = Calendar.getInstance();

           /* remember 0 in the month field always represents january

            */

           c1.set(year, month, 3);

 

           if(month > 0){

               return c1.getActualMaximum(Calendar.DAY_OF_MONTH);

           }

           else {

               return c1.getActualMaximum(Calendar.DAY_OF_YEAR);

           }

        }

    }

 

    // method main(): ALWAYS the APPLICATION entry point

    public static void main (String[] args) {

       //System.out.println ("Hello World!");

       System.out.println (returnTotalDays(2004, 0));

 

    }

}