Java Date And Time HackerRank

CODE:

 public static String findDay(int month, int day, int year) {

        String finalday=" ";

        try{

            String d1= day+"/"+month+"/"+year;

            SimpleDateFormat sdf=new SimpleDateFormat("dd/MM/yyyy");

            Date date1=sdf.parse(d1);

            DateFormat format1=new SimpleDateFormat("EEEE");

           finalday=format1.format(date1);

            // return finalday;

        }

        catch(Exception e){

            System.out.println(e);

        }

      

        return finalday.toUpperCase();

        

        

        

    }