public static void main(String[] args){
        Class student = Student.class;
        Method[] methods = student.getDeclaredMethods();

        ArrayList<String> methodList = new ArrayList<>();
        for(Method m : methods){
            methodList.add(m.getName());
        }
        Collections.sort(methodList);
        for(String name: methodList){
            System.out.println(name);
        }
    }