MA5:=MA(C,5);MA10:=MA(C,10);MA20:=EMA(C,20);A1:=FILTER(MA5>REF(MA5,1)AND MA10>REF(MA10,1)AND MA20>REF(MA20,1)AND MA5<MA10,5);A2:=(2*C+H+L+O)/5;A3:=LLV(L,5);A4:=HHV(H,4);A5:=EMA((A2-A3)/(A4-A3)*100,4);A6:=EMA(0.667*REF(A5,1)+0.333*A5,2);买:OSS(A5,A6)AND A1<40;