Divide 3 groups first./ j2 }4 z. V( J; l. }
i.e. 4 x 4 x 4.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。) @) g- Y. O3 M6 \3 v# e
Weight any 2 groups [1st]
0 Z8 i* S# B' e* i1 {tvb now,tvbnow,bttvbthen you will know the heavier ball in which group.公仔箱論壇* b- J4 [! g6 I* F* R- n
Weight any 2 balls in that group [2nd]6 p/ ]$ S/ c9 f( a. v" s! e
then you will know the heavier ball in which 2 balls.
$ L$ @# Z, R+ @- @- X$ GRepeat again in remainders [3rd]
3 O" {3 N4 p$ E Q# W1 n; ^Got the heavier ball. |
發表於 2009-7-2 12:48 PM
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