原帖由 manstein 於 2007-11-2 05:26 PM 發表 
, j; d4 P' M- ^$ z9 k- m+ Z0 bAssume A is correct, den B is oso correct, therefore not the rite answertvb now,tvbnow,bttvb; Z3 H( j. J0 {& m( N1 Y
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 ...  |