N:=27;N2:=9;N3:=3;N4:=16;W2:=(MAX(CLOSE-REF(CLOSE,1),0),5,1)/SMA(A(CLOSE-REF(CLOSE,1)),6,1)*100;VAR1:=IF(DATE>=1030131,1,1);VAR2:=(CLOSE-LLV(LOW,N))/(HHV(HIGH,N)-LLV(LOW,N))*100;VAR3:=SMA(VAR2,3,1)*VAR1;VAR4:SMA(VAR3,N2,1)*VAR1;D:16;:=(C-O)/REF(C,1);买:(VAR4<16 AND REF(C,1)<C AND REF(跌幅,1)<-0.05)*50;