Divide 3 groups first.
, \. _7 U5 J9 i! yi.e. 4 x 4 x 4.1 \$ ~# o% t5 ^
Weight any 2 groups [1st]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。) e2 Q+ b2 s' n, n1 t0 S
then you will know the heavier ball in which group.2 K% r9 l7 ?6 f' a& `, U z& Z
Weight any 2 balls in that group [2nd]
$ v! b& [* i) Ethen you will know the heavier ball in which 2 balls.- D+ h% U2 v2 y0 ^2 B
Repeat again in remainders [3rd]5.39.217.77# R3 Q H2 ~; J( F0 I6 |
Got the heavier ball. |
發表於 2009-7-2 12:48 PM
| 
