原帖由 manstein 於 2007-11-2 05:26 PM 發表 / m3 }1 S+ p8 f' @# u6 N; D
Assume A is correct, den B is oso correct, therefore not the rite answer2 ]1 Z) r& B, l$ F3 G6 _7 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 ...  |