大道至简，返璞归真的K线图，没有比这再简单的指标了：红色买入并持有，蓝色卖出并持币观望，就这么简单！

 网络上看到的大道至简源码

AP:=(H+L+C*2)/4;
 EPL:=DMA(AP,ABS(AP/MA(C,30)-1));
 EML:=MA(AP*C/EPL,3);
 EAL:=(4-EML/EPL)/3*EML;
 EALS:IF(EAL>REF(EAL,1),1,-1),NODRAW;
 STICKLINE(EALS>0,H,L,0,0),COLORRED;
 STICKLINE(EALS>0 AND C>=O,O,C,2,1),COLORRED;
 STICKLINE(EALS>0 AND C< O,O,C,2,0),COLORRED;
 STICKLINE(EALS<0,H,L,0,0),COLORCYAN;
 STICKLINE(EALS<0 AND C>=O,O,C,2,1),COLORCYAN;
 STICKLINE(EALS<0 AND C< O,O,C,2,0),COLORCYAN;