stupid818

first, compare 6 and another 6. they must have difference. tvb now,tvbnow,bttvb" J" l0 e. `. a
second, divide those 6 heavier one into two, each has 3. u will find difference again.5.39.217.777 k; P' Z; d% W$ I4 d8 F
third time, if u put 2 and they are equal, u will know the different one.$ o' {, i+ Y( T  ]5 q) O
so easy....