MA(C,9),LINETHICK2,COLORYELLOW;
MA(C,21),LINETHICK2,COLORRED;
IF(MA(C,9)<REF(MA(C,9),1),MA(C,9),DRAWNULL),LINETHICK2,COLORBLUE;
IF(MA(C,21)<REF(MA(C,21),1),MA(C,21),DRAWNULL),LINETHICK2,COLORGREEN;
DIF:=EMA(DCLOSE,12)-EMA(DCLOSE,26);
DEA:=EMA(DIF,9);
MACD:=2*(DIF-DEA);
COND1:=HHV(MACD,4)<0;
COND2:=MACD>REF(MACD,1);
COND3:=REF(MACD,1)<REF(MACD,2);
COND4:=REF(MACD,2)<REF(MACD,3);
VAR1:=COND1 AND COND2 AND COND3 AND COND4;
DRAWTEXT(VAR1,L*0.98,'★短买'),COLORYELLOW;
DRAWTEXT(CROSS(MA(C,3),MA(C,9)) AND C>=REF(C,1) AND C>O,L*0.98,'★'),COLORMAGENTA;
QC:=REF(CLOSE,1);
{MA10:MA(CLOSE,10);}
RSV:=(((CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9)))*100);
K:=SMA(RSV,3,1);
D:=SMA(K,3,1);
YX:=((CLOSE>QC) AND C>O);
KK:=HHV(K,5);
HH:=HHV(D,5);
D1:=REF(D,1);
K1:=REF(K,1);
DRAWTEXT((((D1<30) AND CROSS(K,D)) AND YX),(LOW * 0.96),'←短买！'),COLORYELLOW;
DRAWTEXT(((HH>70) AND CROSS(D,K)),(LOW * 1.13),'←减仓！'),COLORFF00CC;
