using System;
namespace P6_3
{
    //CarĶ 
    using System;
    class Car
    {
        public int Weight;
        public Car()
        {
            Weight = 1000;
            Console.WriteLine("ĬϹ캯");
        }
        public Car(int Weight)
        {
            this.Weight = Weight;
            Console.WriteLine("ĴĹ캯");
        }
       
    }
    //ΪCarTruckĶ 
    class Truck : Car
    {
      public Truck(int Weight):base (Weight )
        {
            Console.WriteLine("Ĺ캯");
        }
    } 
    class Program
    {
        static void Main()
        {
            Truck truck1 = new Truck(3600);
            Console.ReadLine();
        } 
     }
}
