将动态买卖指标成机构买盘上穿机构卖盘时预警

编写要求：

请老师将此指标改成机构买盘上穿机构卖盘时预警，谢谢老师 A1:=(VOL/CLOSE)/3; A2:=SUM((IF(((A1>40) AND (CLOSE>(REF(CLOSE,1)))),A1,0)),0); A3:=SUM((IF(((A1>40) AND (CLOSE<(REF(CLOSE,1)))),A1,0)),0); A4:=SUM((IF(((A1<40) AND (CLOSE>(REF(CLOSE,1)))),A1,0)),0); A5:=SUM((IF(((A1<40) AND (CLOSE<(REF(CLOSE,1)))),A1,0)),0); A6:=((A2+A3)+A4)+A5; A7:=IF((ISLASTBAR),((100*A2)/A6),0); A8:=((IF((ISLASTBAR),((100*A3)/A6),0))); A9:=((IF((ISLASTBAR),((100*A4)/A6),0))); A10:=((IF((ISLASTBAR),((100*A5)/A6),0))); 机构买盘:(A2),LINETHICK3,COLORFF55FF; 机构卖盘:(A3),LINETHICK3,COLORFFFF55; 散户买盘:(A4),COLOR5555FF; 散户卖盘:(A5),COLOR55FF55;

解答：

?A1:=(VOL/CLOSE)/3;

A2:=SUM((IF(((A1>40) AND (CLOSE>(REF(CLOSE,1)))),A1,0)),0);