static void Main(string[] args)
        {
            Musteri musteri1 = new Musteri();

            musteri1.Id     = 1;
            musteri1.TcNo   = "10000000000";
            musteri1.Ad     = "Alper Baha";
            musteri1.Soyad  = "GÜRSES";
            musteri1.Bakiye = 7500.53;

            Musteri musteri2 = new Musteri();

            musteri2.Id     = 2;
            musteri2.TcNo   = "10000000000";
            musteri2.Ad     = "Cemal";
            musteri2.Soyad  = "ARSÖZ";
            musteri2.Bakiye = 1698.47;

            Musteri musteri3 = new Musteri();

            musteri3.Id     = 3;
            musteri3.TcNo   = "10000000000";
            musteri3.Ad     = "İbrahim";
            musteri3.Soyad  = "BAYRAM";
            musteri3.Bakiye = 12359.08;

            Musteri[] musteriler = new Musteri[] { musteri1, musteri2, musteri3 };

            MusteriManager musteriManager = new MusteriManager();

            musteriManager.MusteriEkle(musteri1);
            musteriManager.MusteriBakiye(musteri1);
            musteriManager.MusteriSil(musteri1);

            Console.WriteLine("\n-------------Müsteriler--------------\n");

            foreach (Musteri musteri in musteriler)
            {
                Console.WriteLine("Musteri Bilgileri : " + musteri.Ad + " " + musteri.Soyad);
                Console.WriteLine("Bakiye : " + musteri.Bakiye + "\n");
            }
        }