public Mobil (string merek, int umur)
Console.WriteLine("Mobil info:");
Console.WriteLine("- Merek = {0}", Merek);
Console.WriteLine("- Umur = {0}", Umur);
public class SportCar : Mobil
public SportCar (string merek, int umur, string jenisBan, int maxSpeed)
public void ShowInfoSportCar()
Console.WriteLine("Sport Car info:");
Console.WriteLine("- Merek = {0}", Merek);
Console.WriteLine("- Umur = {0}", Umur);
Console.WriteLine("- Jenis Ban = {0}", JenisBan);
Console.WriteLine("- Max Speed = {0}", MaxSpeed);
public static void Main()
objMobil1 = new Mobil("Nissan", 10);
objMobil2 = new Mobil("Honda", 1);
objMobil3 = new SportCar("Ferari", 0, "Radial 20 inch", 400);
objMobil3.ShowInfoSportCar();