通达信趋势拐点选股（先公式源码贴图）

N:=9;
 M1:=3;
 M2:=3;
 P:=9;
 AA:=CCI(14);
 XXX:=(CLOSE-LLV(LOW,N))/(HHV(HIGH,N)-LLV(LOW,N))*100,,COLORRED,LINETHICK2;
 YYY:=SMA(XXX,M1,1),COLORWHITE;
 ZZZ:=SMA(YYY,M2,1),COLOR00FF00;
 XG:IF(BARSLAST(CROSS(YYY,ZZZ))<P AND BARSLAST(CROSS(ZZZ,YYY))<P AND CROSS(YYY,ZZZ)
 AND CROSS(AA,-100) AND YYY<20,90,0),COLOR0099FF;