RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100; K:SMA(RSV,3,1); D:SMA(K,3,1); J:3*K-2*D; DD:LLV(J,20),NODRAW; BL:=L=LLV(L,20) AND J>DD AND J