Osobe/student

private void faksZadatak3() {

        class Osoba {
            public String prezime;
            public String ime;
            public String OIB;

            public void radniStatus() {
                System.out.println("The person does not work!");
            }

            public Osoba(String OIB) {
                this.OIB = OIB;
            }
        }
        class Student extends Osoba {
            public String nazivStudija;
            public String smjer;
            public int semestar;

            public Student(String OIB) {
                super(OIB);
            }
        }
        ArrayList<Student> students = new ArrayList<>();
        int studentsInSemester = 1;
        students.add(new Student("5123123"));
        students.add(new Student("51333123"));
        students.add(new Student("56123123"));
        students.add(new Student("51237623"));
        students.add(new Student("51212123"));
        students.add(new Student("81212123"));
        students.add(new Student("91212123"));
        public int numberOfStudents ( int semestar, ArrayList<Student > students){
            for (Student temp : students) {
                if (temp.semestar == semestar) studentsInSemester++;
            }

        }


    }
}