V3:=(CLOSE-LLV(LOW,8))/(HHV(HIGH,8)-LLV(LOW,8))*100;
V4:SMA(V3,2,1);
V5:SMA(V4,2,1);
V6:=CLOSE/REF(CLOSE,3) =1.1;
V7:=BacKSET(V6,3);
买入:IF((V7 AND COUNT(V7,3)=1),30,0),COLORYELLOW,LINETHICK2;
DRAWTEXT(买入,35,'买入 '),COLORYELLOW;