class Person { String name; int age;

Person(String name, int age) {
    this.name = name;
    this.age = age;
}

void displayInfo() {
    System.out.println("Name: " + name);
    System.out.println("Age: " + age);
}

}

class Student extends Person { String course;

Student(String name, int age, String course) {
    super(name, age);
    this.course = course;
}

void displayStudent() {
    displayInfo(); // calling parent method
    System.out.println("Course: " + course);
}

}

public class InheritanceExample { public static void main(String[] args) {

    Student s1 = new Student("Rahul", 20, "Computer Science");
    
    
    s1.displayStudent();
}

}