{使用说明；绿线出买入，等赚大钱，双线持股，变成单红线卖出持币。}
A1:=EMA(CLOSE,7)-EMA(CLOSE,21);
B1:=EMA((0.668*REF(A1,1)+0.333*A1),1);
空:IF(A1>=B1,A1,B1),LINETHICK2,COLORGREEN;
多:IF(B1-A1,B1,A1),LINETHICK2,COLORRED;
VAR1:=crOSS(多,空) AND 多-空=0;
持股:IF((多-空=0),1,0),COLORRED,POINTDOT;
持币:IF((多-空<0),1,0),COLORGREEN,POINTDOT;
买值:多-空;
卖值:空-多;
