写7日线上穿中轨出现潜字的预警

编写要求：

请老师写7日线上穿中轨出现潜字的预警 MA7:EMA(CLOSE,7),COLORRED,LINETHICK2; MID:MA(CLOSE,20),COLORYELLOW,LINETHICK2; UPPER:MID+2*STD(CLOSE,20),COLORRED,DOTLINE; LOWER:MID-2*STD(CLOSE,20),COLORGREEN,DOTLINE; STICKLINE(ISLASTBAR,HHV(C,5),HHV(C,5),218,1)COLORBLUE; STICKLINE(ISLASTBAR,HHV(C,5)*0.97,HHV(C,5)*0.97,218,1)COLORRED; C幼马:=CROSS(C,MA(C,25)); DRAWTEXT(C幼马 ,L,'*潜'),COLORYELLOW; AA:=BARSLAST(CROSS(EMA(C,8),EMA(C,3)) AND C>MA(C,25)); C操盘线:=CROSS(C,EMA(C,144)); DRAWTEXT(C操盘线,L,'*CP'),COLORF0F000; 小秘密:=CROSS(BB,AA); DRAWTEXT(小秘密,L-0.15,'跟进'),COLORF00FF0; 密码:=AA AND CROSS(C,MA(C,7)) AND AA<6; DRAWTEXT(密码,L-0.38,'密码'),COLORRED;

解答：

?MA7:=EMA(CLOSE,7),COLORRED,LINETHICK2;

MID:=MA(CLOSE,20),COLORYELLOW,LINETHICK2;