static void Main(string[] args)
{
//Console.WriteLine("Hello World!");
GercekMusteri musteri1 = new GercekMusteri();
musteri1.Id = 1;
musteri1.MusteriNo = "112233";
musteri1.Adi = "eyyüp";
musteri1.Soyadi = "sayilir";
musteri1.TcNo = "123123456";
TuzelMusteri musteri2 = new TuzelMusteri();
musteri2.Id = 2;
musteri2.MusteriNo = "998877";
musteri2.SirketAdi = "Sayilir Corp";
musteri2.VergiNo = "123456";
//Gercek--Tuzel
Musteri musteri3 = new GercekMusteri();
Musteri musteri4 = new TuzelMusteri();
CustomerManager customerManager = new CustomerManager();
customerManager.add(musteri1);
customerManager.add(musteri2);
}