public void Visit(Element element)
{
CLient user = element as CLient;
user.TotalCash *= 2;
Console.WriteLine($"{user.GetType().Name} { user.Name}'s new winnings cash: {user.TotalCash}");
}
public void Detach(CLient user)
{
clients.Remove(user);
}
public void Attach(CLient user)
{
clients.Add(user);
}
