public interface ILul: IKek
public static void Main()
public void Lmao(IKek kek) => Console.WriteLine(kek.Puk);
public void Lmao<T>(T t) where T: ILul => Console.WriteLine($"{t.Puk} {t.Srenk}");
public class RealKek: IKek
public string Puk => "Kek";
public class RealLul: ILul
public string Puk => "Lul";
public string Srenk => "Kek";