bu:=cross(high,SAR(3,1,20));
 sel:=cross(SAR(3,1,20),low);
 var1:=last(high<SAR(3,1,20));
 var2:=last(low>sar(3,1,20));
 drawflagtext(bu,high,'买入');
drawflagtext(sel,low,'卖出');
drawtext(bu,LOW,'B'),valign0,align1,coloryellow,linethick2;
 drawtext(sel,HIGH,'S'),valign2,align1,colorgreen,linethick2;
 STICKLINE(low>SAR(3,1,20) and isdown,high,open,0.5,1),colorred;
 STICKLINE(low>SAR(3,1,20) and isdown,close,open,7.5,1),colorred;
 STICKLINE(low>SAR(3,1,20) and isdown,close,low,0.5,1),colorred;
 STICKLINE(high<SAR(3,1,20) and isup,high,close,0.5,1),colorcyan;
 STICKLINE(high<SAR(3,1,20) and isup,close,open,7.5,1),colorcyan;
 STICKLINE(high<SAR(3,1,20) and isup,open,low,0.5,1),colorcyan;
 drawflagtext(high<SAR(3,1,20) and high>=ref(high,1),high,'明日突破'+forcast(sar(3,1,20),max(var1,2))+'建议关注');
drawflagtext(high<SAR(3,1,20) and high<ref(high,1),high,'持币观望');
drawflagtext(low>SAR(3,1,20) and low<=ref(low,1),low,'明日跌破'+forcast(sar(3,1,20),max(var2,2))+'注意止盈');
drawflagtext(low>SAR(3,1,20) and low>ref(low,1),low,'继续持股');
年:=YEAR;
月:=MONTH;
星期:=WEEKDAY;
日1:=DATETOD1970(DATE);
上市日:=REF(DATE,BARPOS-1);
自然日:=日1-DATETOD1970(上市日)+1;
ZB:=(自然日-REF(自然日,1))<>星期-REF(星期,1) OR BARPOS=1;
本周第几天:=BARSLAST(ZB)+1;
本月第几天:=BARSLAST(年*100+月<>REF(年*100+月,1))+1;
MA1:=REF(C,本周第几天);
MA2:=REF(MA1,本周第几天);
MA3:=REF(MA2,本周第几天);
MA4:=REF(MA3,本周第几天);
Ma5:=REF(MA4,本周第几天);
MA6:=REF(MA5,本周第几天);
MA7:=REF(MA6,本周第几天);
MA8:=REF(MA7,本周第几天);
MA9:=REF(MA8,本周第几天);
十周价:=(C+MA1+MA2+MA3+MA4+MA5+MA6+MA7+MA8+MA9)/10;
出击突破:HHVALL(IF(DISPSTATUS=2,十周价,0)),DOTLINE,COLORYELLOW;
bu1:=cross(c,出击突破);
bu2:=cross(出击突破,c);
drawtext(bu1,LOW,'BB'),valign0,align1,coloryellow,linethick2;
drawtext(bu2,HIGH,'SS'),valign2,align1,colorgreen,linethick2;