求通达信主力吸筹公式，_主力吸筹指标

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rsv:=(close-llv(low,9))/(hhv(high,9)-llv(low,9))*100;k:=sma(rsv,3,1);d:=sma(k,3,1);jj:=9*(3*d-2*k);j:=((3 * k) - (2 * d));mairu:= cross(k,d) and k<20;maichu:= cross(d,k) and d>80;快线:(close-llv(low,9))/(hhv(high,9)-llv(low,9))*100,linethick2,colorred;慢线:sma(快线,3,1),colorcyan;空:sma(慢线,3,1),color00ff00;牛股:if(barslast(cross(慢线,空))<9 and cross(慢线,空) and 慢线<20,90,0),stick,colorff937f;stickline(牛股,0,90,1,0),colorff937f;bb:=if(barslast(cross(慢线,快线))>=3 and cross(快线,慢线) and 慢线<30,20,0);stickline(bb,0,-20,3,0),coloryellow;低买:if(bb,-20,-40),coloryellow;drawicon(bb>0,-35,7);aa:=if(barslast(cross(快线,慢线))>=4 and cross(慢线,快线) and 快线>50,20,0);stickline(aa,100,120,3,0),color00ff00;高卖:if(aa,120,140),color00ff00;drawicon(aa>0,150,8);