{大单动向}
DDX:=(LARGEINTRDVOL-LARGEOUTTRDVOL)*10000/FINANCE(7);
 DDX1:=EMA(DDX,60)*60;
 DDX2:=MA(DDX1,5);
 DDX3:=MA(DDX1,10);
 {追击反转}
AA1:=FILTER(LOW=LLV(LOW,13),8);
 AA2:=IF(LLV(LOW,3)=LLV(LOW,13) AND CLOSE<REF((HIGH+LOW)/2,1),MAX(REF(LLV(LOW,12),BARSLAST(AA1)+1)-LOW,0),0);
 AA3:=EMA(AA2,3)*3;
 AA4:=SUMBARS(AA3>0,21);
 AA5:=SUM(AA3,AA4)/21;
 ISUP:=IF(C>0,1,0);
 AA6:=REF(AA3,1)=HHV(AA3,3) AND REF(AA3,1)>AA5*3 AND COUNT(CLOSE/REF(CLOSE,1)
 <0.9025,8)=0 AND ISUP AND LLV(LOW,3)/HHV(HIGH,18)<0.88;
 AA7:=(COUNT(DDX>0,5)>0 OR NOT(DDX1<DDX2 AND DDX2<DDX3))
 AND COUNT(DDX>REF(DDX,1),10)>=4;
反转:FILTER(AA6 AND AA7,5),COLORBLACK;
 STICKLINE(CLOSE,0,AA3,2.8,1),COLOR9999FF;
 STICKLINE(反转,0,AA3,2.8,0),COLORRED;