A:=(3*C+L+O+H)/6;   
B:=(20*A+19*REF(A,1)+18*REF(A,2)+17*REF(A,3)+16*REF(A,4)+15*REF(A,5)+14*REF(A,6)+13*REF(A,7)+12*REF(A,8)+11*REF(A,9)+10*REF(A,10)+9*REF(A,11)+8*REF(A,12)+7*REF(A,13)+6*REF(A,14)+5*REF(A,15)+4*REF(A,16)+3*REF(A,17)+2*REF(A,18)+REF(A,20))/210;   
多:MA(B,2),COLORRED;   
空:MA(B,3),COLORBLUE;   
操作:MA(B,13),COLORYELLOW;   
波段牛熊:MA(B,34),COLORGREEN;   
长期牛熊:MA(B,233),COLORWHITE;   
买线:=EMA(C,2);    
卖线:=EMA(SLOPE(C,21)*20+C,42);      
BU:=CROSS(买线,卖线);    
SEL:=CROSS(卖线,买线);    
DRAWTEXT(BU,LOW*0.999,'B'),COLORRED,LINETHICK3;   
DRAWTEXT(BU,LOW,'〩'),COLOR208FFF,LINETHICK3;   
DRAWTEXT(SEL,HIGH,'〩'),COLORFFFF00,LINETHICK3;   
DRAWTEXT(SEL,HIGH*1.008,'S'),COLORFFFF00,LINETHICK3;   
STICKLINE(买线>=卖线,LOW,HIGH,1,0),COLORRED;   
STICKLINE(买线>=卖线,CLOSE,OPEN,4.5,0),COLOR0000AA;   
STICKLINE(买线>=卖线,CLOSE,OPEN,4,0),COLOR0000CC;   
STICKLINE(买线>=卖线,CLOSE,OPEN,3,0),COLOR0000CC;   
STICKLINE(买线>=卖线,CLOSE,OPEN,2,0),COLOR0000EE;   
STICKLINE(买线<卖线,CLOSE,OPEN,4.5,0),COLORAAAA00;   
STICKLINE(买线<卖线,CLOSE,OPEN,4,0),COLORBBBB00;   
  
RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100;   
K:=SMA(RSV,3,1);   
D:=SMA(K,3,1);   
J:=3*K-2*D;   
G:=95;