主力多空指数，80以上庄家强，20一下弱，提供决策方便

VAR0:=(2*CLOSE+HIGH+LOW)/4;
B:=EMA((VAR0-LLV(LOW,30))/(HHV(HIGH,30)-LLV(LOW,30))*100,12);
主力做多资金:EMA(B,3),LINETHICK2,colorwhite;
个股做空资金:EMA(主力做多资金,18),COLORD9D919,LINETHICK2;
5,POINTDOT,colorwhite;
20,POINTDOT,COLORF00FF0;
50,POINTDOT,colorgreen;
80,POINTDOT,colorwhite;