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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:=VOL*K1/(K1+K2);
KT:=VOL-DT;
买量:=SUM(DT,1);
卖量:=SUM(KT,1);
DDX:=EMA(买量-卖量,5)*VOL/CAPITAL*100;
DDX1:=SMA(DDX,3,1);
DDX2:=SMA(DDX1,3,1);
DDX3:=EMA(DDX2,5);
五星:DDX>0 AND MA(V,5)>MA(MA(V,5),5) AND CROSS(DDX1,DDX2);