MAA5:MA(C,5),colorwhite;

MAA10:=MA(C,10);

A3:=(C-LLV(L,9))/(HHV(H,9)-LLV(L,9))*100;

A4:=SMA(A3,3,1);

A5:=SMA(A4,3,1);

A6:=3*A4-2*A5;

A7:=C-REF(C,1);

A8:=100*EMA(EMA(A7,6),6)/EMA(EMA(ABS(A7),6),6);

买:=LLV(A8,2)=LLV(A8,7) AND COUNT(A8<0,2) AND CROSS(A8,MA(A8,2));

DRAWTEXT(FILTER(买=1,5),LOW-0.05,'↖跟庄买进'),coloryellow;

STICKLINE(买,OPEN,CLOSE,2,0),coloryellow;