AA:SUM((C-REF(C,1))/C*100,30)<-20;
BB:C=LLV(C,30) AND V=LLV(V,30);
CC:SUM((C-REF(C,1))/C*100,20)>20;
DD:C=HHV(C,30) AND V=HHV(V,30);
DRAWBAND(0>(AA OR BB),RGB(0,0,0),0<(AA OR BB),RGB(180,0,0));
DRAWBAND(0>(CC OR DD),RGB(0,0,0),0<(CC OR DD),RGB(0,0,250));
DRAWTEXT(AA OR BB,AA OR BB,'买'),COLOR00FFFF;
DRAWTEXT(CC OR DD,CC OR DD,'溜');