怎样做到连错三次才加仓

Params Numeric FastLength(9); // 短期指数平均线参数 Numeric SlowLength(19); // 长期指数平均线参数 Numeric Length(9); // RSI参数 Numeric OverSold(30); // 超卖 Numeric OverBought(70); // 超买 Numeric Lots(0); // 交易手数Vars Series<Numeric> AvgValue1; // 短期指数平均线 Series<Numeric> AvgValue2; // 长期指数平均线 Series<Numeric> NetChgAvg(0); Series<Numeric> TotChgAvg(0); Numeric SF(0); Numeric Change(0); Numeric ChgRatio(0); Series<Numeric> RSIValue; // RSI Series<Numeric> ExitHiBand(0); // 唐奇安通道上轨 Series<Numeric> ExitLoBand(0); // 唐奇安通道下轨 Series<Numeric> myEntryPrice(0); // 进场价格 Series<Numeric> myExitPrice(0); // 出场价格 Series<Numeric> myProfit(0); // 利润 Series<Numeric> myPosition(0); // 多空标志Events OnBar(ArrayRef<Integer> indexs) { // 短期指数平均线 AvgValue1 = Xaverage(Close,FastLength); // 长期指数平均线参数 AvgValue2 = Xaverage(Close,SlowLength); // 计算RSI If(CurrentBar <= Length - 1) { NetChgAvg = (Close - Close[Length])/Length; TotChgAvg = Average(Abs(Close - Close[1]),Length); }Else { SF = 1/Length; Change = Close - Close[1]; NetChgAvg = NetChgAvg[1] + SF*(Change - NetChgAvg[1]); TotChgAvg = TotChgAvg[1] + SF*(Abs(Change) - TotChgAvg[1]); } If(TotChgAvg <> 0) { ChgRatio = NetChgAvg/TotChgAvg; }Else { ChgRatio = 0; } RSIValue = 50*(ChgRatio + 1); // 唐奇安通道上轨 ExitHiBand = Highest(High,20); // 唐奇安通道下轨 ExitLoBand = Lowest(Low,20); // 持有多单时下破唐奇安通道下轨，平多单 If(myPosition == 1 And myPosition[1] == 1 And Low <= ExitLoBand[1]) { myExitPrice = Min(Open,ExitLoBand[1]); Sell(0,myExitPrice); myProfit = myExitPrice - MyEntryPrice; myPosition = 0; } // 模拟交易产生一次亏损、短期均线在长期均线之上、RSI低于超买值、创新高，则开多单 If(myPosition == 0 And myPosition[1] == 0 And AvgValue1[1] > AvgValue2[1] And RSIValue[1] < OverBought And High >= High[1]) { myEntryPrice = Max(Open,High[1]); myPosition = 1; If(myProfit < 0) Buy(Lots,myEntryPrice); } }各位老师为什么这个幽灵者利润myProfit不可以回溯myProfit[1]第一次亏时开仓加一手 ，myProfit[2]第二次亏时开仓加一手，myProfit[3]第三次亏时开仓加一手