F:=100*(C-REF(C,1))/REF(C,1); 
  P1:=IF((C<REF(O,1) AND F<0),1,0);
  P2:=IF((C<REF(O,2) AND F<0),1,0);
  TT3:=P1=0 AND REF(P1,1)=1 AND P2=0 AND REF(P2,1)=1 ;
  VAR2:=REF(LOW,1);
  VAR3:=SMA(Abs(LOW-VAR2),3,1)/SMA(MAX(LOW-VAR2,0),3,1)*100;
  VAR4:=EMA(VAR3*10,3);
  VAR5:=LLV(LOW,13);
  VAR6:=HHV(VAR4,13);
  VAR7:=IF(BARSCOUNT(CLOSE) >34,1,0);
  VAR8:=EMA(IF(LOW<=VAR5,(VAR4+VAR6*2)/2,0),3)/618*VAR7;
  VAR9:=IF(VAR8>100,100,VAR8);
  BB:=(VAR9>1 AND "kdj.J">REF("kdJ.J",1) AND REF("KDJ.J",1)<REF("KDJ.J",2));
  选股:(TT3 AND BB);

