ZF:=(H-REF(C,1))/(REF(C,1))*100;DF:=(-(REF(C,1)-L)/(REF(C,1)))*100;ZHF:=ZF+(-DF);ZSZF:=(REF(ZHF,1))-(REF(ZHF,2))+(REF(ZHF,1));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;XG:REF(O>C,1) AND ZSZF>13 AND ZHF>=5 AND ZHF<REF(ZHF,1) AND J<20;