{安全度}

VAR2:=LLV(LOW,33);
VAR3:=HHV(HIGH,21);
VAR4:=EMA((CLOSE-VAR2)/(VAR3-VAR2)*100,20)*0.998;
100,STICK,LINETHICK7, COLORFFCC33;
80, STICK,LINETHICK7, COLORFF9933;
50,STICK,LINETHICK7, COLORBLUE;
20,STICK,LINETHICK7,COLORCC0033;
20,,  COLORWHITE;
50,,  COLORYELLOW;
80,,  COLORCYAN;
DRAWTEXT(FILTER(CLOSE>0,25),10,'极度危险区'),, COLORWHITE;
DRAWTEXT(FILTER(CLOSE>0,25),30,'危险区'), ,  COLORWHITE;