程序没有交易信号，实在找不出原因

//交易规则： //求25周期的最高点，突破高点开多。 //求15周期的最低点，突破低点开空。 //求25周期的最低点，突破低点平多 //求80周期的最高点，突破高点平空。 //每日最多开仓3次 //开仓时间9.30-14.40 //收盘前平仓14.55 Params Numeric LengthKaiKong(15); Numeric LengthKaiDuo(25); Numeric LengthPingduo(25); Numeric LengthPingKong(80); Numeric Lots(5); Numeric BeginTime1(9300); Numeric BeginTime2(1440); Numeric EndTime(1455); Vars Series<Numeric> HighestKaiDuo ;//开多上轨 Series<Numeric> LowestKaiKong ;//开空下轨 Series<Numeric> LowestPingDuo ;//平多下轨 Series<Numeric> HighestPingKong ;//平空上轨 Series<Numeric> Freq;//开仓次数赋值 Events OnBar(ArrayRef<Integer> indexs) { HighestKaiDuo=Highest(High[1],LengthKaiDuo);//开多上轨 LowestKaiKong=Lowest(Low[1],LengthKaiKong);//开空下轨 LowestPingDuo=Lowest(Low[1],LengthPingduo);//平多下轨 HighestPingKong=Highest(High[1],LengthPingKong);//平空上轨 //PlotNumeric("开多上轨",HighestKaiDuo); //PlotNumeric("开空下轨",LowestKaiKong); //PlotNumeric("平多下轨",LowestPingDuo); //PlotNumeric("平空上轨",HighestPingKong); IF(TrueDate(0)!=TrueDate(1)) { Freq=0; } Else If(Time>=BeginTime1*0.0001 And Time<BeginTime2*0.0001) { If(Freq<3 And MarketPosition==0)//最多开3次仓 0 1 2 { If(High>=HighestKaiDuo) { Buy(Lots,Max(Open,HighestKaiDuo)); Freq=Freq+1; Commentary("开多"); } If(LOW<=LowestKaiKong) { SellShort(Lots,Min(Open,LowestKaiKong)); Freq=Freq+1; Commentary("开空"); } } } //平仓 If(MarketPosition!=0) { If(Time<EndTime*0.0001) { If(MarketPosition==1 And Low<=LowestPingDuo) { Sell(Lots,Min(Open,LowestPingDuo)); Commentary("平多"); } If(MarketPosition==-1 And High>=HighestPingKong) { BuyToCover(Lots,Max(Open,HighestKaiDuo)); Commentary("平空"); } } } Else { IF(Time>=EndTime*0.0001) { Sell(0,Open); BuyToCover(0,Open); Commentary("收盘平仓"); } } }