原帖由 manstein 於 2007-11-2 05:26 PM 發表 
H2 x: a o5 p- E* xAssume A is correct, den B is oso correct, therefore not the rite answer
7 j3 I4 k7 ], {! }+ K% ^; K6 _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 ...  |