把“买入”指标作出选股公式

编写要求：

解答：

?网友求助：

V1:=EMA(CLOSE,5)-EMA(CLOSE,340);
V2:=EMA(V1,144);;
V3:(CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,COLOR00BB00;
卖出:-1*IF((CROSS(98.5,V3) and v1>v2) and COUNT(v3>97,3)=2,20,0)+90,colorFF9900;
买入:IF(CROSS(V3,5) and v1 DRAWTEXT(CROSS(V3,5) and v1 DRAWTEXT(CROSS(98.5,V3) and v1>v2,75,'卖出'),COLOR00FF00;
?