using System;

using System.Collections;

#nullable enable

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

    }

    void FuckYou() 

    {

        MyClass? obj = null;

        var iDontWantNullToo = new List<MyClass>();

        iDonwWantNullToo.Add(obj); // pitfall

        IDontWantNull(obj);

    }

​

    void IDontWantNull(MyClass obj) { }

}

​

public class MyClass

{

}