编写要求：
黑马图源码：请老师编个“黑马”出现时的选股公式
个股:EMA(100*(C-LLV(LOW,34))/(HHV(H,34)-LLV(LOW,34)),3),COLOR1010FF;
大盘:EMA(100*(INDEXC-LLV(INDEXL,34))/(HHV(INDEXH,34)-LLV(INDEXL,34)),3),COLORE67010,LINETHICK2;
STICKLINE(个股>=大盘,个股,大盘,1,0),COLORRED;
STICKLINE(个股<大盘,个股,大盘,1,0),COLORBLUE;
STICKLINE(个股>=大盘,0,大盘,6,0),COLORYELLOW;
STICKLINE(个股<大盘,0,个股,6,0),COLORYELLOW;
短线反弹:IF(CROSS(个股,9),50,0),STICK,LINETHICK3,COLOR00FF00;
DRAWTEXT(CROSS(个股,9),40,'短线反弹！'),COLOR00FF00;
VAR1:=EMA(CLOSE,3);
VAR2:=EMA(CLOSE,21);
VAR3:=BARSLAST(CROSS(VAR2,VAR1))>15;
VAR4:=VOL>MA(VOL,5)*2 AND VOL 股票网解答： VAR1:=EMA(CLOSE,3);