请老师帮忙给资金线做一个选股预警指标，谢谢！！

我的名字很长

要求；三净量上穿压力并且5日成交量大于20日成交量。谢谢

VAR1:=VOL/((HIGH-LOW)*2-ABS(CLOSE-OPEN));
成交:=VOL,POINTDOT;
主买盘:=IF(CLOSE>OPEN,VAR1*(HIGH-LOW),IF(CLOSE<OPEN,VAR1*((HIGH-OPEN)+(CLOSE-LOW)),VOL/2))/10000,COLORWHITE,POINTDOT;
主卖盘:=IF(CLOSE>OPEN,0-VAR1*((HIGH-CLOSE)+(OPEN-LOW)),IF(CLOSE<OPEN,0-VAR1*(HIGH-LOW),0-VOL/2))/10000,COLOR00FF00,POINTDOT;
流入:IF((主买盘)-(-主卖盘)>0,(主买盘)-(-主卖盘),DRAWNULL),LINETHICK1,COLORRED;
流出:IF((主买盘)-(-主卖盘)<0,(主买盘)-(-主卖盘),DRAWNULL),LINETHICK1,COLOR00FF00;
三净量:SUM(流入,3),LINETHICK1,COLORYELLOW;
中轴:0,COLORGRAY;
压力:MA(REF(HHV(三净量,30),1),2),COLORWHITE,LINETHICK1 DOTLINE;