指标是一个用于捕捉涨停后回调买入机会的选股工具。它的核心逻辑是寻找近期出现过涨停的股票，在其价格回调至关键支撑位并出现企稳信号时，提示潜在的买入点。
操作策略上，当K线图上出现紫色或蓝色的特殊K线标记时，代表股价可能已回调到位，是潜在的介入时机。特别是当出现蓝色标记并伴随一个绿色小方块图标时，是指标给出的明确买入信号。此外，指标还会在图上用黄色和红色的横线分别标记出近期涨停日的平均价和最低价，可作为判断支撑强弱的重要参考。
CTA1:=IF(1,(C/REF(C,1)-1)*100>9.5,0),NODRAW;
CTA2:=(REF(C,BARSLAST(CTA1))+REF(OPEN,BARSLAST(CTA1)))/2;
CTA3:=REF(C,1);
CTA4:=IF((CTA3-C)*100/CTA3>=10-0.01*100/CTA3,1,0);
STICKLINE(C,CTA2,REF(LOW,BARSLAST(CTA1)),4,0),COLOR002828;
DRAWKLINE(HIGH,OPEN,LOW,C);
STICKLINE(CTA1,OPEN,CLOSE,2.6,0),COLOR0000E5;
STICKLINE(CTA1,OPEN,CLOSE,2.4,0),COLOR335555;
STICKLINE(CTA1,OPEN,CLOSE,1.8,0),COLOR338888;
STICKLINE(CTA1,OPEN,CLOSE,1.2,0),COLOR33AAAA;
STICKLINE(CTA1,OPEN,CLOSE,0.6,0),COLOR33CCCC;
STICKLINE(CTA1,OPEN,CLOSE,0.1,0),COLOR33EEEE;
STICKLINE(CTA4,OPEN,CLOSE,2.6,0),COLORE50000;
日线13:MA(C,13),COLORFFFFFF;
IF(日线13>REF(日线13,1),日线13,DRAWNULL),COLORRED;
日线21:MA(C,21),COLOR00CCCC,LINETHICK2;
CTA5:=C>日线21 AND 日线13>REF(日线13,1) AND CTA4!=1;
CTA6:=(MA(C,3)+MA(C,6)+MA(C,12)+MA(C,24))/4;
CTA7:=SMA(MAX(C-CTA3,0),2,1)/SMA(ABS(C-CTA3),2,1)*100;
CTA8:=SMA(MAX(C-CTA3,0),14,1)/SMA(ABS(C-CTA3),14,1)*100;
CTA9:=CTA7< 45 AND REF(CTA7,1)>45;
CTA10:=CTA7< 20 AND REF(CTA7,1)>20;
CTA11:=COUNT(CTA1,13)>=1;
CTA12:=SMA(LOW,4,3);
CTA13:=CTA9 OR CTA10 AND CTA11;
CTA14:=REF(CTA9,1) OR REF(CTA10,1) AND LOW< MA(C,5) AND CTA11 AND CTA5 AND C>REF(LOW,BARSLAST(CTA1));
CTA15:=AMOUNT/VOL/100;
STICKLINE(CTA13 AND NOT(CTA1),OPEN,C,2.4,0),COLOR550055;
STICKLINE(CTA13 AND NOT(CTA1),OPEN,C,1.8,0),COLOR880088;
STICKLINE(CTA13 AND NOT(CTA1),OPEN,C,1.2,0),COLORAA00AA;
STICKLINE(CTA13 AND NOT(CTA1),OPEN,C,0.6,0),COLORCC00CC;
STICKLINE(CTA13,OPEN,C,0.1,0),COLOREE00EE;
STICKLINE(CTA14 AND NOT(CTA1),OPEN,C,1.2,0),COLOR000088;
STICKLINE(CTA14 AND NOT(CTA1),OPEN,C,0.6,0),COLOR0000AA;
STICKLINE(CTA14 AND NOT(CTA1),OPEN,C,0.3,0),COLOR0000CC;
STICKLINE(CTA14,OPEN,C,0.1,0),COLOR0000EE;
STICKLINE(CTA14,CTA12*0.995,CTA12,5,0),COLOR00FF80;
DRAWICON(CTA14,LOW*0.98,23);
STICKLINE(CURRBARSCOUNT< 21 AND CTA1=1,CTA15,CTA15,2.5,0),COLOR00FFFF;
STICKLINE(C,CTA2,CTA2,2,0),COLOR0000FF;
STICKLINE(C,REF(LOW,BARSLAST(CTA1)),REF(LOW,BARSLAST(CTA1)),2,0),COLORCCCC00;
