Divide 3 groups first.
8 n, A, O) E9 `$ @# mtvb now,tvbnow,bttvbi.e. 4 x 4 x 4.
% F1 S3 v; y- x6 p+ K5 A# ^ SWeight any 2 groups [1st]
6 J3 A/ K" L9 O" ^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。then you will know the heavier ball in which group.
$ F8 k2 w# `' J5 c4 otvb now,tvbnow,bttvbWeight any 2 balls in that group [2nd]
2 G Q1 h) U9 htvb now,tvbnow,bttvbthen you will know the heavier ball in which 2 balls.
2 z( Z* i- p! S" y8 a' N# I% T7 @5.39.217.76Repeat again in remainders [3rd]
: f* x* J0 z4 P; N6 x& S9 L) \- R5.39.217.76Got the heavier ball. |