DIF:EMA((CLOSE-VAR2)/(VAR1-VAR2)100,18),COLORGREEN;
P1:=EMA((CLOSE-VAR2)/(VAR1-VAR2)100,5);
DEA:P1,COLORRED,LINETHICK2;
买入:crOSS(DEA,DIF) AND DIF 22,COLORYELLOW,LINETHICK0;
DRAWTEXT(CROSS(DEA,DIF) AND 买入,20,'买入'),COLORRED;