小括号不匹配

// 计算标准差函数 Numeric CalcStdDev(Series<Numeric> price, Numeric period=14) Params Series<Numeric> price Numeric period(14) Vars Numeric mean Numeric meanSq Begin If (CurrentBar < period - 1) { Return 0; } mean = AverageFC(price, period); meanSq = AverageFC(price * price, period); Return Sqrt(meanSq - mean * mean); End //ATR计算函数 Numeric CalcATR(Numeric period) Params Numeric period Vars Begin If (CurrentBar < period - 1) { Return 0; } Return AverageFC(TrueRange(), period); End