kfflee

原帖由 stupid818 於 2008-4-17 11:42 PM 發表
. ~9 b5 k$ J5 j/ S3 x8 O# xfirst, compare 6 and another 6. they must have difference.
9 Z" }( q4 k" ~8 N% u* U. n, D公仔箱論壇second, divide those 6 heavier one into two, each has 3. u will find difference again.tvb now,tvbnow,bttvb. m4 e( Y5 H- L" g
third time, if u put 2 and they are equal, u will kno ...

9 @6 }- i0 u; C8 v5 STVBNOW 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。* e, u' I; s. V/ l& j$ w. n' c* G, k
but the question has not defined whether the abnormal ball is heavier or ligher than normal ones ....

kfflee

終於想通了 , 但跟樓主答案不一樣的方法7 l: K0 z1 L( j4 p4 i9 u

0 k4 C. L; d3 `8 q( t用了... 大約兩三小時
. u$ N, T! B) H6 U; J公仔箱論壇8 {; S% n* ^- _( O& ?+ O$ F
[ 本帖最後由 kfflee 於 2008-4-21 02:15 PM 編輯 ]