老鸭头，非常经典老指标，
觉得公式也可以放在副图，当然要稍稍改改
{公式名称: 老鸭头主图
主图叠加}
MA5:MA(CLOSE,5),COLORWHITE;
MA10:MA(CLOSE,10),COLORYELLOW;
MA20:MA(CLOSE,20),COLORMAGENTA;
MA30:MA(CLOSE,30),COLORGREEN;
MA60:MA(CLOSE,60),COLORFF8000;
MA120:MA(CLOSE,120),COLOR40FF00,LINETHICK0;
MA250:MA(CLOSE,250),COLOR80FFFF,LINETHICK0;
VAR1:=CROSS(MA(CLOSE,5),MA(CLOSE,10));
VAR2:=BARSLAST(VAR1);
VAR3:=HIGH=HHV(HIGH,VAR2) AND (HIGH-MA(CLOSE,5))/MA(CLOSE,5)*100>=10;
VAR4:=BARSLAST(VAR3);
VAR5:=CROSS(MA(CLOSE,10),MA(CLOSE,5)) AND VAR2>VAR4;
XG:CROSS(CLOSE,MA(CLOSE,10)) AND COUNT(VAR5,6)>=1;
VAR6:=CROSS(CLOSE,MA(CLOSE,5)) AND CROSS(CLOSE,MA(CLOSE,10)) OR (OPEN<MIN(MA(CLOSE,5),MA(CLOSE,10)) AND CLOSE>=MAX(MA(CLOSE,5),MA(CLOSE,10)));
XG1:COUNT(XG,7)=1 AND BARSLAST(XG)>0 AND VAR6;
VAR7:=BARSLAST(CROSS(MA(CLOSE,5),MA(CLOSE,10)));
VAR8:=MA(CLOSE,10)+(MA(CLOSE,5)-MA(CLOSE,10))/2;
VAR9:=CROSS(MA(CLOSE,5),CLOSE);
VAR10:=BARSLAST(VAR9);
IF(BACKSET(XG,VAR7+1),MA(CLOSE,5),DRAWNULL),COLORBLUE,LINETHICK2;
IF(BACKSET(XG,VAR7+1),MA(CLOSE,10),DRAWNULL),COLORBLUE,LINETHICK2;
IF(FILTER(BACKSET(XG,VAR10+1),6),VAR8,DRAWNULL),CIRCLEDOT,COLORYELLOW,LINETHICK9;
{老鸭头二次}
{选股}
VAR1:=CROSS(MA(CLOSE,5),MA(CLOSE,10));
VAR2:=BARSLAST(VAR1);
VAR3:=HIGH=HHV(HIGH,VAR2) AND (HIGH-MA(CLOSE,5))/MA(CLOSE,5)*100>=10;
VAR4:=BARSLAST(VAR3);
VAR5:=CROSS(MA(CLOSE,10),MA(CLOSE,5)) AND VAR2>VAR4;
VAR6:=CROSS(CLOSE,MA(CLOSE,10)) AND COUNT(VAR5,6)>=1;
VAR7:=CROSS(CLOSE,MA(CLOSE,5)) AND CROSS(CLOSE,MA(CLOSE,10)) OR (OPEN<MIN(MA(CLOSE,5),MA(CLOSE,10)) AND CLOSE>=MAX(MA(CLOSE,5),MA(CLOSE,10)));
VAR8:=IF(DATE<1200412,1,0);
XG1:VAR8*(COUNT(VAR6,7)=1 AND VAR6=0 AND VAR7);
