VAR1:=(2*CLOSE+HIGH+LOW+OPEN)/5; VAR2:=LLV(LOW,34); VAR3:=HHV(HIGH,34); SK:=Ema((VAR1-VAR2)/(VAR3-VAR2)*100,13); SD:=EMA(SK,3); VAR4:=IF(crOSS(SK,SD),40,22); 买进:VAR4;