Divide 3 groups first.1 R0 ^- H3 D- W! B" r; V
i.e. 4 x 4 x 4.
0 v- t, {" k# w* {" C6 r2 F1 W. Q- u5.39.217.76Weight any 2 groups [1st]公仔箱論壇& b7 K2 @' I; Z R1 L. H
then you will know the heavier ball in which group.0 o0 h- r) N5 m9 ~( W4 ~, Y. `
Weight any 2 balls in that group [2nd]
- z& q9 h1 T8 q, i3 m' R. Dthen you will know the heavier ball in which 2 balls.
$ c& `; }2 o! m. ]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。Repeat again in remainders [3rd]
4 T4 g; R1 {, l4 }! T) uGot the heavier ball. |
發表於 2009-7-2 12:48 PM
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