SJTJ:=1;
买线:=EMA(C,2);
卖线:=EMA(SLOPE(C,21)*20+C,42);
DK1:=BARSLAST(买线>卖线);
KK1:=BARSLAST(卖线>买线);
DK2:=BARSLAST(CROSS(KK1,DK1));
KK2:=BARSLAST(CROSS(DK1,KK1));
HS:=DK2<KK2 AND SJTJ;
LS:=KK2<DK2 AND SJTJ;
W2:=OPEN-CLOSE;
HT:=IF(OPEN>CLOSE,OPEN,CLOSE);
LT:=IF(OPEN<CLOSE,OPEN,CLOSE);
DRAWTEXT(HS=1 AND REF(LS,1),LOW*0.995,'买');
DRAWTEXT(LS=1 AND REF(HS,1),H*1.008,'卖');