趋势为先(附图源码）

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,A0,8,0),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,-B0,8,0),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
 

选股要求：
1、当天的红色柱子的高度是前一天的2倍以上，（前一天的红色柱子是红色的）
2、当天的收盘价低于前一天的收盘价（K线显示是阴线或者是假阳线）

选股公式源码：