N:=9;M1:=9;M2:=3;
RSV:=(CLOSE-LLV(LOW,N))/(HHV(HIGH,N)-LLV(LOW,N))*100;
K:SMA(RSV,M1,1),COLOR008000,LINETHICK1;
D:=SMA(K,M2,1),COLORWHITE;
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IF( K>REF(K,1),K,DRAWNULL),LINETHICK1,COLORRED;
STICKLINE(K>REF(K,1) AND K>50,50,K,1,0),COLORRED;
STICKLINE(K>REF(K,1) AND K>50,50,K-4,1,0),COLORLIRED;
STICKLINE(K>REF(K,1) AND K<50,50,K,1,0),COLORRED;
STICKLINE(K>REF(K,1) AND K<50,50,K+4,1,0),COLORLIRED;
STICKLINE(K<REF(K,1) AND K>50,K,K-5,1,-1),COLORGREEN;
STICKLINE(K<REF(K,1) AND K<50,K,K+5,1,-1),COLORGREEN;
A:20,COLORGREEN;
B:50,POINTDOT,COLORGRAY;
E:80,POINTDOT,COLORYELLOW;
通达信火柴KD指标公式的选股公式如下：
