static void Main(string[] args)
{
var factory = new AuthFactory();
var auth = factory.GetAtuh("google");
auth = factory.GetAtuh("google");
auth = factory.GetAtuh("google");
auth = factory.GetAtuh("Facebook");
auth = factory.GetAtuh("Facebook");
auth = factory.GetAtuh("google");
Console.WriteLine(factory.GetAuthCount());;
}