first, compare 6 and another 6. they must have difference. os.tvboxnow.com. G* t9 D6 ?& [3 ^2 K- P! ~9 L
second, divide those 6 heavier one into two, each has 3. u will find difference again.tvb now,tvbnow,bttvb$ g. |9 Y; u' r7 Z" x
third time, if u put 2 and they are equal, u will know the different one.os.tvboxnow.com, J- j/ M# O3 m3 R# k4 Q
so easy.... |