RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100;
K:=SMA(RSV,9,1);
D:=SMA(K,9,1);
J:=3*K-2*D;
X2:=LLV(J,2)=LLV(J,8);
{DRAWTEXT(CROSS(J,REF(J+0.01,1)) AND X2 AND J<20,LOW*0.99,'★买'),COLORYELLOW; }
DRAWICON(CROSS(J,REF(J+0.01,1)) AND X2 AND J<20,LOW*0.99,23);