反转选股指标 (源码)

XD:=SMA((XO-SMA(XO,5,1)),5,1);
VARA:=(-200)*(HHV(HIGH,60)-CLOSE)/(HHV(HIGH,60)-LLV(LOW,60))+100;
VARB:=(CLOSE-LLV(LOW,15))/(HHV(HIGH,15)-LLV(LOW,15))*100;
VARC:=SMA((SMA(VARB,4,1)-50)*2,3,1);
反转选股:IF((XO REF(XO,1) OR XD REF(XD,1)) AND REF(VARA,1) -90 AND VARA -80 AND VARC -80 AND (VARC-REF(VARC,1)) 1,20,0);