指标源码主要实现三个功能：1）通过HG1-HG4计算36日相对强弱指标，当HG3上穿HG4且低于20时显示"底部信号"（红色标记），提示超卖买入机会；当HG4上穿HG3且高于80时显示"顶部信号"（绿色标记），提示超卖卖出机会；2）HG7和HG66通过75日价格区间计算主力资金指标，当HG7跌破前一日HG66且伴随量价齐升时显示"主力进场"信号（粉色文字）；3）"趋势"线突破0轴时显示建仓信号，当趋势值≤4时标注"建仓区"（橙色柱）。操作策略为：红色底部信号配合建仓区可分批买入，绿色顶部信号需警惕回调，主力进场信号出现时可跟进。
HG1:=(CLOSE-LLV(LOW,36))/(HHV(HIGH,36)-LLV(LOW,36))*100;
HG2:=SMA(HG1,3,1);
HG3:=SMA(HG2,3,1);
HG4:=SMA(HG3,3,1);
HG5:=CROSS(HG3,HG4) AND HG3< 20;
HG6:=CROSS(HG4,HG3) AND HG3>80;
HG7:=100-3*SMA((CLOSE-LLV(LOW,75))/(HHV(HIGH,75)-LLV(LOW,75))*100,20,1)+2*SMA(SMA((CLOSE-LLV(LOW,75))/(HHV(HIGH,75)-LLV(LOW,75))*100,20,1),15,1);
HG66:=100-3*SMA((OPEN-LLV(LOW,75))/(HHV(HIGH,75)-LLV(LOW,75))*100,20,1)+2*SMA(SMA((OPEN-LLV(LOW,75))/(HHV(HIGH,75)-LLV(LOW,75))*100,20,1),15,1);
HG68:=HG7< REF(HG66,1) AND VOL>REF(VOL,1) AND CLOSE>REF(CLOSE,1);
0,COLORYELLOW;
90,COLORGREEN;
STICKLINE(FILTER(HG5,10)=1,0,90,2,0),COLORRED;
DRAWTEXT(FILTER(HG5,10)=1,79,' 底'),LINETHICK1,COLOR00AAFF;
DRAWTEXT(FILTER(HG5,10)=1,67,' 部'),LINETHICK1,COLOR00AAFF;
DRAWTEXT(FILTER(HG5,10)=1,55,' 信'),LINETHICK1,COLOR00AAFF;
DRAWTEXT(FILTER(HG5,10)=1,43,' 号'),LINETHICK1,COLOR00AAFF;
STICKLINE(FILTER(HG6,5)=1,0,90,2,0),COLORGREEN ;
DRAWTEXT(FILTER(HG6,5)=1,79,' 顶'),LINETHICK1,COLORFFCC66;
DRAWTEXT(FILTER(HG6,5)=1,67,' 部'),LINETHICK1,COLORFFCC66;
DRAWTEXT(FILTER(HG6,5)=1,55,' 信'),LINETHICK1,COLORFFCC66;
DRAWTEXT(FILTER(HG6,5)=1,43,' 号'),LINETHICK1,COLORFFCC66;
DRAWTEXT(HG68 AND COUNT(HG68,30)=1,62,'主'),COLORFF00FF;
DRAWTEXT(HG68 AND COUNT(HG68,30)=1,50,'力'),COLORFF00FF;
DRAWTEXT(HG68 AND COUNT(HG68,30)=1,38,'进'),COLORFF00FF;
DRAWTEXT(HG68 AND COUNT(HG68,30)=1,26,'场'),COLORFF00FF;
趋势:EMA(HG3,3)-10,LINETHICK2,COLOR0000FF;
A1:IF(趋势>76,趋势,80),COLORYELLOW;
DRAWICON(CROSS(趋势,0),0,1);
STICKLINE(趋势<=4,0,20,5,0),COLORCC9900;
DRAWTEXT(FILTER(趋势<=4,15),30,'建仓区'),COLORWHITE;
STICKLINE(趋势>=90 AND HG4,0,30,5,0),COLORGRAY;
A2:IF(CROSS(HG2,MA(趋势,8)) AND HG2< 15,10,0),COLORRED;
