请把次指标公式改为周线预警公式谢谢

MA5:=MA(C,5);

MA10:=MA(C,10);

MA20:=MA(C,20);

XG:CROSS(MA10,MA20) AND COUNT(CROSS(MA5,MA20),BARSLAST(CROSS(MA5,MA10)))=1

 AND COUNT(CROSS(MA10,MA20),BARSLAST(CROSS(MA5,MA10)))=1

 AND UPNDAY(MA5,2) AND UPNDAY(MA10,2) AND C/REF(C,1)>1 AND C>O;