DPK30:=SMA(((INDEXC-LLV(INDEXL,30))/(HHV(INDEXH,30)-LLV(INDEXL,30))*100),3,1);K30:=SMA(((CLOSE-LLV(LOW,30))/(HHV(HIGH,30)-LLV(LOW,30))*100),3,1);K30>DPK30 AND K30>50;