Vererbung

public class Vehicle
{
    public string Make { get; set; }
    public string Model { get; set; }
    public int Year { get; set; }

    public void Start()
    {
        Console.WriteLine("Vehicle is starting...");
    }

    public void Stop()
    {
        Console.WriteLine("Vehicle is stopping...");
    }
}

public class Automobile : Vehicle
{
    public int NumberOfWheels { get; set; } = 4;
    public string FuelType { get; set; }

    public void Honk()
    {
        Console.WriteLine("Automobile is honking...");
    }
}

public class Car : Automobile
{
    public int NumberOfDoors { get; set; }

    public void OpenTrunk()
    {
        Console.WriteLine("Car trunk is opening...");
    }
}

public class Truck : Automobile
{
    public double LoadCapacity { get; set; } // in tons

    public void LoadCargo()
    {
        Console.WriteLine("Truck is loading cargo...");
    }
}

public class Van : Automobile
{
    public bool HasSlidingDoor { get; set; }

    public void OpenSlidingDoor()
    {
        if (HasSlidingDoor)
            Console.WriteLine("Van sliding door is opening...");
        else
            Console.WriteLine("This van has no sliding door.");
    }
}

public class Bike : Vehicle
{
    public bool HasPedals { get; set; }
    public bool IsElectric { get; set; }

    public void RingBell()
    {
        Console.WriteLine("Bike bell is ringing...");
    }
}

public class Plane : Vehicle
{
    public int NumberOfEngines { get; set; }
    public double WingSpan { get; set; }

    public void TakeOff()
    {
        Console.WriteLine("Plane is taking off...");
    }

    public void Land()
    {
        Console.WriteLine("Plane is landing...");
    }
}

public interface IMotorized
{
    bool IsEngineRunning { get; }
    void StartEngine();
    void StopEngine();
}

public class MotorCycle : IMotorized
{
    private bool _isEngineRunning;

    public bool IsEngineRunning => _isEngineRunning;

    public void StartEngine()
    {
        _isEngineRunning = true;
        Console.WriteLine("Motorcycle engine started.");
    }

    public void StopEngine()
    {
        _isEngineRunning = false;
        Console.WriteLine("Motorcycle engine stopped.");
    }
}

public abstract class Vehicle
{
    public string Make { get; set; }
    public string Model { get; set; }

    public Vehicle(string make, string model)
    {
        Make = make;
        Model = model;
    }

    public abstract void DisplayInfo();
}

public class Car : Vehicle
{
    public Car(string make, string model) : base(make, model) { }

    public override void DisplayInfo()
    {
        Console.WriteLine($"Car Make: {Make}, Model: {Model}");
    }
}

public abstract class Appliance
{
    public virtual void TurnOn()
    {
        Console.WriteLine("The appliance is now on.");
    }
}

public class WashingMachine : Appliance
{
    public override void TurnOn()
    {
        Console.WriteLine("The washing machine is now on and ready to use.");
    }
}

public class Refigerator : Appliance { }