PSY:COUNT(CLOSE>REF(CLOSE,1),5)/30*100;
PSYMA:MA(PSY,3);
(PSY=0,PSYMA,PSYMA,1),COLORRED,LINETHICK2;
趋势线:3*PSY-2*PSYMA, ,COLOR7FFF00;
DRAWTEXT(趋势线<0.5,0,'★'),LINETHICK3,COLOR00FFFF;