R:=(CLOSE-LLV(LOW,10))/(HHV(HIGH,10)-LLV(LOW,10))*100; RR:=(R/2+22)*1; A:=EMA(VOL,13); B:=EMA(AMOUNT,13); X:=((B/A)/100); Y:=(((CLOSE-X)/X)*100); Z:=((Y<(0))AND ZXNH); 买点:IF(Z AND R