{超级KDJ副图+预警}
N:=9;
M1:=3;
M2:=3;
RSV:=(CLOSE-LLV(LOW,N))/(HHV(HIGH,N)-LLV(LOW,N))*100;
K:SMA(RSV,M1,1);
D:SMA(K,M2,1);
J:3*K-2*D;
超买线:80;
超卖线:20;
中轴线:50;
DRAWTEXT(CROSS(K,D) AND K<20, K, '金叉'), COLORRED;
DRAWTEXT(CROSS(D,K) AND K>80, K, '死叉'), COLORGREEN;
预警金叉:CROSS(K,D) AND K<20;
预警死叉:CROSS(D,K) AND K>80;
