Divide 3 groups first.
: y) U" Q2 L& _& a w5.39.217.77i.e. 4 x 4 x 4.
0 j* Q: ]8 B7 h! M; ?' q5.39.217.77Weight any 2 groups [1st]
! ~( l; s' r8 H9 s- r% cTVBNOW 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.
4 d( f6 Z _! I. r4 w/ o公仔箱論壇Weight any 2 balls in that group [2nd]
0 ?3 m' m5 K) W9 q" bthen you will know the heavier ball in which 2 balls.
+ D* e8 N6 G* Z8 M4 G# p& M) L8 Y8 bRepeat again in remainders [3rd]
& U; n: A4 l$ m2 o" W: C: B) mTVBNOW 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。Got the heavier ball. |
發表於 2009-7-2 12:48 PM
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