A10:=(C-LLV(L,9))/(HHV(H,9)-LLV(L,9))*100;
A11:=SMA(A10,3,1);
A12:=SMA(A11,3,1);
A13:=3*A11-2*A12;
A14:=C-REF(C,1);
A15:=100*EMA(EMA(A14,6),6)/EMA(EMA(ABS(A14),6),6);
买入:=LLV(A15,2)=LLV(A15,7) AND COUNT(A15<0,2) AND CROSS(A15,MA(A15,2));
MA5:=MA(C,5);
MA20:=MA(C,20);
角度5:=ATAN((MA(C,5)/REF(MA(C,5),1)-1)*100)*57.3;
角度60:=ATAN((MA(C,60)/REF(MA(C,60),1)-1)*100)*57.3;
A51:= REF(MA5,1)*0.98;
A52:= REF(MA5,2)*0.98;
B52:= BARSLAST(REF(C,2)>=REF(MA5,2) AND REF(C,1)<REF(MA5,1))+2;
B51:= BARSLAST(REF(C,2)>=REF(MA5,2) AND REF(C,1)<REF(MA5,1))+1;
DZ:=IF((REF(C,2)>=REF(MA5,2)) AND (REF(C,1)<REF(MA5,1)),IF(REF(MA5,2)<REF(MA5,1),A51,A52),IF(BARSSINCE(REF(C,2)>=REF(MA5,2) AND REF(C,1)<REF(MA5,1))>0,IF(REF(MA5, B52)< REF(MA5, B51),REF(MA5,B51)*0.98, REF(MA5,B52)*0.98), REF(MA5,1)));
A201:= REF(MA20,1)*0.98;
A202:= REF(MA20,2)*0.98;
B202:= BARSLAST(REF(C,2)>=REF(MA20,2) AND REF(C,1)<REF(MA20,1))+2;
B201:= BARSLAST(REF(C,2)>=REF(MA20,2) AND REF(C,1)<REF(MA20,1))+1;
ZZ:=IF((REF(C,2)>=REF(MA20,2)) AND (REF(C,1)<REF(MA20,1)),IF(REF(MA20,2)<REF(MA20,1),A201,A202),IF(BARSSINCE(REF(C,2)>=REF(MA20,2) AND REF(C,1)<REF(MA20,1))>0,IF(REF(MA20, B202)< REF(MA20, B201),REF(MA20,B201)*0.98, REF(MA20,B202)*0.98), REF(MA20,1)));
短止:=DZ,COLORWHITE,LINETHICK2;
紫线:=ZZ,COLORMAGENTA;
绿线:=LLV(REF(LOW,1),2)+(HHV(REF(HIGH,1),2)-LLV(REF(LOW,1),2))/2,COLORGREEN;
黄线:=MA(CLOSE,25)+MA(CLOSE,25)*6/100,COLORYELLOW,LINETHICK2;
白轨:=MA(CLOSE,25)+MA(CLOSE,25)*20/100,COLORWHITE;
影子线:=MA(CLOSE,25)+MA(CLOSE,25)*13/100,COLORGRAY;
AZZ:=LLV(REF(LOW,1),2)+(HHV(REF(HIGH,1),2)-LLV(REF(LOW,1),2))/2,COLORGREEN;
AXX:=((((MA(C,10) > MA(C,25)) && CROSS(C,MA(C,5))) && (V > MA(V,10))) && (MA(C,10) > REF(MA(C,10),1)));
ASS:=C>=黄线 AND AXX ;
角度黄线:=ATAN((黄线/REF(黄线,1)-1)*100)*180/3.1416;
XG6:=ASS AND 买入 AND 角度黄线>0;
XG7:=C/REF(C,1)>1.08 AND C>O AND 买入;
XG8:=买入 AND 角度黄线>0;
涨停:=(C-REF(C,1))/REF(C,1)*100>9.85 AND C=H;
T:=BARSLAST(涨停);
XG1:=COUNT(C/REF(C,1)>1.09,15)>1;
XG2:= XG6 OR XG7 OR XG8;
回头波:=XG1 AND XG2 AND C>MA(C,20) AND (C-REF(C,1))/REF(C,1)*100<4;
STICKLINE(IF(回头波,120,0),1.1,0,3,0),COLORRED;
DRAWTEXT(回头波,0.6,'龙回头'),COLORYELLOW;