出现买底信号买入，逃顶信号卖出，简单实用，若在底部多次出现买底信号成功率更高，30分钟K线尾盘出现买入信号买入更爽

 牛股一击小实牛刀带买底逃顶信号的CCI指标

TYP:=(HIGH+LOW+CLOSE)/3;

CCI:(TYP-MA(TYP,N))/(0.015*AVEDEV(TYP,N));

底:-100,linethick2,colorred;

分界:0,linethick2,COLORFF00FF;

顶:100,linethick2,COLOR00FF00;

DRAWTEXT(CROSS(CCI,-100),-100,'买底'),color00ff00;

DRAWTEXT(CROSS(100,CCI),100,'逃顶'),color00ff00;