原帖由 manstein 於 2007-11-2 05:26 PM 發表 
N, \( U- }2 T. E P) |公仔箱論壇Assume A is correct, den B is oso correct, therefore not the rite answer" @- K8 D) m% }7 w; J
Assume B is correct, den assume A is lying, den the culprit is either A or D, den if D is oso lying, den the culprit is either ...  |