红柱高度大于前一日绿柱高度2倍的选股公式

编写要求：

N:=5;QJ0:=(HIGH+LOW+CLOSE)/3;QJ1:=IF(HIGH=LOW,1,HIGH-MAX(OPEN,CLOSE));QJ2:=IF(HIGH=LOW,1,MAX(CLOSE,OPEN)-QJ0);QJ3:=IF(HIGH=LOW,1,MIN(OPEN,CLOSE)-LOW);QJ4:=IF(HIGH=LOW,1,QJ0-MIN(CLOSE,OPEN));QJ5:=VOL/(IF(HIGH=LOW,4,HIGH-LOW));QJ6:="MACD.DIF">"MACD.DEA" AND "MACD.DEA"<0;QJ7:="KDJ.K">"KDJ.D" AND "KDJ.D"<30;QJ8:="MACD.DIF"<"MACD.DEA";QJ9:="KDJ.K"<"KDJ.D" AND "KDJ.K">80;特大:QJ4*QJ5,NODRAW;大单:QJ3*QJ5,NODRAW;中单:QJ1*QJ5,NODRAW;小单:QJ2*QJ5,NODRAW;W1:=SUM(大单,N)+SUM(特大,N);W2:=SUM(小单,N)+SUM(中单,N);量振1:=特大>大单 AND 大单>小单;量振2:=特大<小单 AND 大单<小单;标振1:=QJ6 AND QJ7;标振2:=QJ8 AND QJ9;A:=W1-W2;A0:=IF(A>0,A,0);B0:=IF(A<0,A,0);STICKLINE(A0,0,A0,3,0),COLOR000044;STICKLINE(A0,0,A0,2.5,0),COLOR000088;STICKLINE(A0,0,A0,1.5,0),COLOR0000AA;STICKLINE(A0,0,A0,1,0),COLOR0000CC;STICKLINE(B0,0,-B0,3,0),COLOR004400;STICKLINE(B0,0,-B0,2.5,0),COLOR008800;STICKLINE(B0,0,-B0,1.5,0),COLOR00AA00;STICKLINE(B0,0,-B0,1,0),COLOR00CC00;周趋势:MA(A,5),COLORFFFFFF;平滑值:EMA(周趋势,5),COLOR00FFFF;STICKLINE(标振1 AND 量振1 AND 周趋势>平滑值,0,A0,3,0),COLORYELLOW; DRAWTEXT(标振1 AND 量振1 AND 周趋势>平滑值,A0,'振'),COLORYELLOW;要求选不出2012年5月15日按公式应该选不出300106西部牧业,

解答：

 N:=5;