请老师帮忙在上攻和牛同时出现的地方做个预警公式！谢谢

一跃千里

请老师帮忙在上攻和牛同时出现的地方做个预警公式！谢谢

参数：n=42  n1=21

WR1慢:=100*(HHV(HIGH,N)-CLOSE)/(HHV(HIGH,N)-LLV(LOW,N)),COLORWHITE;
WR2快:=100*(HHV(HIGH,N1)-CLOSE)/(HHV(HIGH,N1)-LLV(LOW,N1)),COLORGREEN;
调整到位:CROSS(80,WR1慢) AND CROSS(80,WR2快);
上攻:CROSS(20,WR1慢) AND CROSS(20,WR2快) ;
牛:WR1慢=WR2快;

新朝阳

参数：n=42  n1=21
WR1慢:=100*(HHV(HIGH,N)-CLOSE)/(HHV(HIGH,N)-LLV(LOW,N));
WR2快:=100*(HHV(HIGH,N1)-CLOSE)/(HHV(HIGH,N1)-LLV(LOW,N1));
XG:CROSS(20,WR1慢) AND CROSS(20,WR2快) AND WR1慢=WR2快;