palak-java/TestRide.java at main · palakdule/palak-java · GitHub

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abstract class Ride {
    double distance;

    Ride(double distance) {
        this.distance = distance;
    }

    abstract double calculateFare();
}

class BikeRide extends Ride {
    BikeRide(double d) {
        super(d);
    }

    double calculateFare() {
        return distance * 5;
    }
}

class AutoRide extends Ride {
    AutoRide(double d) {
        super(d);
    }

    double calculateFare() {
        return distance * 8;
    }
}

class CarRide extends Ride {
    CarRide(double d) {
        super(d);
    }

    double calculateFare() {
        return distance * 12;
    }
}

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

        Ride rides[] = new Ride[3];
        rides[0] = new BikeRide(10);
        rides[1] = new AutoRide(10);
        rides[2] = new CarRide(10);

        for (Ride r : rides) {
            System.out.println("Fare: ₹" + r.calculateFare());
        }
    }
}