VAR1:=(2*CLOSE+HIGH+LOW+OPEN)/5;VAR2:=EMA(EMA(EMA(VAR1,4),4),4);SJ:=(VAR2-REF(VAR2,1))/REF(VAR2,1)*100;SD:=MA(SJ,2);SK:=MA(SJ,1);VAR4:=OSS(SK,0);VAR5:=CROSS(SK,SD) AND SK>0;买二: VAR4 OR VAR5;