VAR1:=(CLOSE-LLV(LOW,20))/(HHV(HIGH,20)-LLV(LOW,20))*100;
VAR2:=SMA(SMA(VAR1,3,1),3,1);
VAR3:=EMA(VAR2,5);
VAR4:=3*VAR2-2*VAR3;
VAR5:=CROSS(VAR2,VAR4) AND VAR2<20;
VAR6:=CROSS(VAR4,VAR2) AND VAR2>80;
STICKLINE(VAR5,0,20,8,0),COLORRED;
STICKLINE(VAR6,80,100,8,0),COLORGREEN;
DRAWTEXT(VAR5,15,'底'),COLORRED;
DRAWTEXT(VAR6,85,'顶'),COLORGREEN;
