Ilogger a ConsoleLogger test 2

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace @interface
{
    interface ILogger
        {
            void Log(string text);
        }
        class ConsoleLogger:ILogger
        {
            public void Log(string text)
            {
                Console.WriteLine(text);

            }

        }

    //tady bude vytvořeno ucetbase, ucet poplatky apod
    class UcetBase
    {
        public ILogger logger = null;
        public decimal Zustatek { get; set;}
        public UcetBase(ILogger logger)
        {
            this.logger = logger;
            Zustatek = 1000;
        }
        public void Vyber(decimal castka)
        {
            if (castka > Zustatek)
            {
                logger.Log("error");
            }
        }


//nemam tu LoggerA a Logger B
    }
    class Banka

    {
        private List<UcetBase> ucty = null;

        public Banka()

        {

            ucty = new List<UcetBase>();

        }

        public void Pridej(UcetBase ucet)

        {

            LoggerA.Log("pridani uctu"); // pridani uctu

            ucty.Add(ucet);

        }

        public void VypisTypy()

        {

            LoggerB.Instance.Log("vypis uctu"); // vypis uctu

            foreach (UcetBase ucet in ucty)

            {

                Console.WriteLine($"{ucet.VratTyp()}, majitel: {ucet.Majitel}");

            }

        }

    }
    class Program
    {

        static void Main(string[] args)
        {
            ConsoleLogger logger = new ConsoleLogger();
            UcetBase prvni = new UcetBase(logger);
            prvni.Vyber(100);
        }
    }
}