A:=NDAY(C,O,2) AND C>REF(C,1);
阳:=A AND HHV(H,2)=HHV(H,4) AND LLV(L,2)=LLV(L,4);
收阳:=阳 AND REFX(阳,1)<1;
高1:=HHV(H,2)*收阳;
低1:=LLV(L,2)*收阳;
测距:=BARSNEXT(收阳)+1,NODRAW;
高2:=REFX(高1,测距-1);
低2:=REFX(低1,测距-1);
高值:=IF(H<=高2,高2,DRAWNULL),NODRAW;
低值:=IF(L>=低2,低2,DRAWNULL),NODRAW;
有效:=(H<=高1 AND L>=低1) OR ( L>=低值 AND H<=高值) ,NODRAW;
距:=BARSNEXT(收阳=1)+1,NODRAW;
 A2:=有效 AND 距;
距今:=BARSNEXT(收阳 OR 有效 AND REFX(有效!=1,1))+1,NODRAW;
 A3:=距今=距,NOD