学会这个方法，抓10倍大牛股的概率提升10倍>>

RSV:=(((CLOSE - LLV(LOW,33)) / (HHV(HIGH,33) - LLV(LOW,33))) * 100);

Y0:SMA(RSV,7,1),colorwhite;

Y1:SMA(SMA(RSV,7,1),4,1),coloryellow;

Y3:SMA(SMA(SMA(RSV,7,1),4,1),6,1),colormagenta;

Y20:20,POINTDOT;

Y80:80,POINTDOT;

DRAWTEXT(CROSS(Y0,Y20),Y0,'始');

DRAWTEXT(CROSS(Y1,Y0),Y1,'终');