%>
MA20:=MA(C,20);
角度MA20:=ATAN((MA20/REF(MA20,1)-1)*100)*180/3.1416;
A:=C>MA20;
X1:=REF(角度MA20,3)<=0 AND REF(角度MA20,4)<=0 AND REF(角度MA20,5);
X2:=UPNDAY(角度MA20,3);
X3:=EVERY(C>MA20,3);
XG:X1 AND X2 AND X3;