做个红箭头出现的选股公式

编写要求：

RSV:=(CLOSE-LLV(LOW,6))/(HHV(HIGH,6)-LLV(LOW,9))*3;K:=SMA(RSV,3,1);D:=SMA(K,3,1);J:=3*K-2*D;N:=7;A2:=DRAWLINE(J<=LLV(J,N),J,J>=HHV(J,N),J,0);A3:=J=A2;A5:=J

解答：

RSV:=(CLOSE-LLV(LOW,6))/(HHV(HIGH,6)-LLV(LOW,9))*3;