public ThousandRubleHandler(RubleHandlerBase nextHandler) : base(nextHandler) { }
public FiftyRubleHandler(RubleHandlerBase nextHandler) : base(nextHandler) { }
public FiveHungredRubleHandler(RubleHandlerBase nextHandler) : base(nextHandler) { }
public TenRubleHandler(RubleHandlerBase nextHandler) : base(nextHandler) { }