using System;

using System.Threading;

using System.Threading.Tasks;

using LazyCache;

​

public class Program

{

    public abstract class MyClassBase

    {

        public static int A { get; set; }

        public int GetA()

        {

            return A;

        }

    }

    public class MyClass<T> : MyClassBase

    {

    }

    public static void Main() 

    {

        var a = new MyClass<int>();

        var b = new MyClass<string>();

    }

}

​