package Interface;

class Student {
    int id;
    public Student(int id) {
        this.id = id;
        System.out.println("ID of the student is: "+this.id);
    }
}

class Marks extends Student {
    int marks;
    public Marks(int marks){
        super(2);
        this.marks = marks;
        System.out.println("Marks of the student are: "+this.marks);
    }
}

class Subject extends Marks {
    String subject;
    public Subject(String subject){
        super(89);
        this.subject = subject;
        System.out.println("Subject of the student is: "+this.subject);
    }
}

public class PrintDetails {

    public static void main(String[] args) {
        Subject sj = new Subject("English");
    }

}