指标中，自动显示买卖时点，使用者照此操作即可。

VAR1:=EMA(C,2);

VAR2:=EMA(SLOPE(C,21)*20+C,42);

VAR3:=CROSS(VAR1,VAR2);

VAR4:=CROSS(VAR2,VAR1);

VAR5:MA(C,20),colorgreen,LINETHICK1;

CAR6:MA(C,10),COLORFA05FF,LINETHICK2;

DRAWTEXT(VAR3,LOW*0.95,'买'),coloryellow,LINETHICK3;

DRAWTEXT(VAR4,HIGH*1.028,'卖'),colorgreen,LINETHICK3;

STICKLINE(VAR1=VAR2,LOW,HIGH,0,0),colorred;

STICKLINE(VAR1>=VAR2,CLOSE,OPEN,2,0),colorred;

STICKLINE(VAR1>=VAR2,CLOSE,OPEN,2,0),colorred;

STICKLINE(VAR1>=VAR2,CLOSE,OPEN,2,0),colorred;

STICKLINE(VAR1>=VAR2,CLOSE,OPEN,2,0),colorred;

STICKLINE(VAR1<VAR2,CLOSE,OPEN,2,0),colorgreen;

STICKLINE(VAR1<VAR2,CLOSE,OPEN,2,0),colorgreen;

STICKLINE(VAR1<VAR2,CLOSE,OPEN,2,0),colorgreen;

STICKLINE(VAR1<VAR2,CLOSE,OPEN,2,0),colorgreen;

STICKLINE(VAR1<VAR2,LOW,HIGH,0,0),colorgreen;