出现“B”时选股

编写要求：

解答：

?网友求助：

Z:=MA(C,120);
VAR3:=(MA(C,5)-Z)/Z;
VAR4:=MA((CLOSE-LLV(LOW,20))/(HHV(HIGH,20)-LLV(LOW,20))*100,3);
VAR5:=(MA(AMOUNT,5)/MA(VOL,5)/100-MA(AMOUNT,120)/MA(VOL,120)/100)/(MA(AMOUNT,5)/MA(VOL,5)/100);
D1:DRAWTEXT(CLOSE>Z AND REF(VAR4,1)<30 AND VAR4>REF(VAR4,1) AND REF(VAR4,1) D2:DRAWTEXT(REF(VAR5,1)<5 AND VAR5>REF(VAR5,1) AND REF(VAR5,1) d3:DRAWTEXT(CROSS(VAR4,5) AND VAR3<-0.4,LOW ,'★B'),COLORBLUE;
?