easy la) X2 ^. @+ x3 t1 j9 H# ]1 B! E+ D: L
the last with has the number in form of 2^n and has the biggest n among alltvb now,tvbnow,bttvb+ m& D& @' I5 F$ n
i.e 65536 = 2^16
easy la5.39.217.76, y8 G0 r4 B* X0 b
the last person must has the number in form of 2^n and has the biggest n among all ! v- f+ d' r3 }9 L. T# R. Li.e 65536 = 2^16