MID:=(3*CLOSE+LOW+OPEN+HIGH)/6;
龙1:(20*MID+19*REF(MID,1)+18*REF(MID,2)+17*REF(MID,3)+16*REF(MID,4)+15*REF(MID,5)+14*REF(MID,6)+13*REF(MID,7)+12*REF(MID,8)
+11*REF(MID,9)+10*REF(MID,10)+9*REF(MID,11)+8*REF(MID,12)+7*REF(MID,13)+6*REF(MID,14)+5*REF(MID,15)+4*REF(MID,16)+3*REF(MID,17)
+2*REF(MID,18)+REF(MID,20))/210,colorred;
IF(龙1>=REF(龙1,1),龙1,DRAWNULL),colorred,LINETHICK1;
IF(龙1<=REF(龙1,1),龙1,DRAWNULL),colorgreen,LINETHICK1;
龙2:MA(龙1,6),colorgreen;