网友求助：
请老师把黄柱下面出现紫色的叉子做个选股
源码：
MA5:MA(CLOSE,5),LINETHICK1,COLORFFFFFF;MA10:MA(CLOSE,10),LINETHICK1,COLOR00FFFF;
MA30:MA(CLOSE,30),LINETHICK1,COLORFF00FF;MA60:MA(CLOSE,60),LINETHICK1,COLOR0000FF;
MA120:MA(CLOSE,120),LINETHICK1,COLORFFFF00;
DRAWTEXT(CROSS(EMA(CLOSE,2),EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42)),(LOW
*
0.99),'Ψ'),LINETHICK3,COLORF00FF0;
DRAWTEXT(CROSS(EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42),EMA(CLOSE,2)),(HIGH
* 1.01),'◎'),LINETHICK3,COLORFFFFFF;
STICKLINE((EMA(CLOSE,2) >=
EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42)),LOW,HIGH,0.1,0),COLOR0000FF;
STICKLINE((EMA(CLOSE,2)
>=
EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42)),CLOSE,OPEN,3,0),COLOR0000AA;
STICKLINE((EMA(CLOSE,2)
>=
EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42)),CLOSE,OPEN,2,0),COLOR0000CC;
STICKLINE((EMA(CLOSE,2)
<
EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42)),CLOSE,OPEN,2,0),COLORCCCC00;
STICKLINE((EMA(CLOSE,2)
<
EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42)),CLOSE,OPEN,3,0),COLORAAAA00;
STICKLINE((EMA(CLOSE,2)
<
EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42)),LOW,HIGH,0.1,0),COLORFFFF00;
STICKLINE((CROSS(EMA(CLOSE,2),EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42))
OR
CROSS(EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42),EMA(CLOSE,2))),LOW,HIGH,0.1,0),COLOR00FFFF;
STICKLINE((CROSS(EMA(CLOSE,2),EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42))
OR
CROSS(EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42),EMA(CLOSE,2))),OPEN,CLOSE,3,0),COLOR00AAAA;
STICKLINE((CROSS(EMA(CLOSE,2),EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42))
OR
CROSS(EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42),EMA(CLOSE,2))),OPEN,CLOSE,2,0),COLOR00CCCC;
解答如下：
(CROSS(EMA(CLOSE,2),EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42))
OR
CROSS(EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42),EMA(CLOSE,2))) AND
CROSS(EMA(CLOSE,2),EMA(((SLOPE(CLOSE,21)*20)+CLOSE),42));
