Divide 3 groups first.tvb now,tvbnow,bttvb' i- r0 b+ d, _! V6 F0 \
i.e. 4 x 4 x 4.
# G: q0 ]( y0 ]0 F+ V; ~TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。Weight any 2 groups [1st]
! h: F8 @* ?! T/ V+ P3 LTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。then you will know the heavier ball in which group.# O' z N" w8 q
Weight any 2 balls in that group [2nd]
9 Y n* _/ _5 H7 \ Z( z5.39.217.77:8898then you will know the heavier ball in which 2 balls.
! ^ N) B7 ^0 i; a: f2 l5.39.217.77:8898Repeat again in remainders [3rd]
+ t2 Y9 \* }' ?. Q1 LGot the heavier ball. |