原帖由 manstein 於 2007-11-2 05:26 PM 發表 
$ _7 ]: E; ] Y- TAssume A is correct, den B is oso correct, therefore not the rite answertvb now,tvbnow,bttvb# m, \2 d4 |0 {. {
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 ...  |