K1:=IF(CLOSE>=REF(CLOSE,1),HIGH-OPEN+CLOSE-LOW+CLOSE-REF(CLOSE,1),HIGH-OPEN+CLOSE-LOW);K2:=IF(CLOSE<=REF(CLOSE,1),OPEN-LOW+HIGH-CLOSE+REF(CLOSE,1)-CLOSE,OPEN-LOW+HIGH-CLOSE);DT:=*K1/(K1+K2);KT:=-DT;买量:=SUM(DT,1);卖量:=SUM(KT,1);:=EMA(买量-卖量,5)*VOL/CAPITAL*100;DDX1:=SMA(DDX,3,1);DDX2:=SMA(DDX1,3,1);:=DDX>0 AND MA(V,5)>MA(MA(V,5),5) AND OSS(DDX1,DDX2);五角星:预警;