using System;

​

abstract class Vehicle

{

    int wheels;

    string color;

    public int Wheels

    {

        set { wheels = value; }

        get { return wheels; }

    }

    public string Color

    {

        set { color = value; }

        get { return color; }

    }

    public abstract void features();

    public void Description()

    {

        Console.WriteLine("Type Vehicle");

        Console.WriteLine("Wheels : " + wheels + "\nColor : " + color);

    }

}

​

class Bike:Vehicle

{

    public Bike(int wheels,string color)

    {

       this.Wheels = wheels;

       this.Color = color;

    }

    public override void features()

    {

       Console.WriteLine("Two passenger");

    }

}

class Car:Vehicle

{

    public Car(int wheels,string color)

    {

       this.Wheels = wheels;

       this.Color = color;

    }

    public override void features()

    {

       Console.WriteLine("Four passenger");

    }

}

public class Program

{

    public static void Main()

    {

        Vehicle b = new Bike(2,"Orange");

        Vehicle c = new Car(4,"Black");

        b.Description();

        b.features();

        c.Description();

        c.features();

    }

}