N����:=20;
��:=(C/REF(C,1)<0.937 AND C/REF(C,1)>0.91) OR
(C/REF(C,1)<0.975 AND C/REF(C,1)>0.91 AND REF(C,1)/REF(C,2)<0.975 AND
REF(C,1)/REF(C,2)>0.91 AND C/REF(C,2)<0.938);
��Ϣ:=ABS(C-REF(C,1))/REF(C,1)<0.02;
������Ϣ:=�� OR (REF(��,1) AND ��Ϣ) OR (REF(��,2) AND COUNT(��Ϣ,2)=2)
OR (REF(��,3) AND COUNT(��Ϣ,3)=3) OR (REF(��,4) AND COUNT(��Ϣ,4)=4);
�ҳ���:=(C/REF(C,1)>1.063) OR (C/REF(C,1)>1.025 AND REF(C,1)/REF(C,2)>1.025 AND
C/REF(C,2)>1.063);
XG: REF(C,N����)/REF(C,1+N����)>1 AND COUNT(������Ϣ,3+N����)>0 AND COUNT(�ҳ���,2+N����)>0;