选股公式增加条件；增前面两字星

H=MAX(O,C) AND H-L>1.8*(H-MIN(O,C)) AND C>O; 选股公式增加条件；增前面两天收阴线或十字星；谢谢；

爱约股解答：

H=MAX(O,C) AND H-L>1.8*(H-MIN(O,C)) AND C>O and ref(c,1)<ref(c,2) and ref(c,2)<ref(c,3);