kfflee

原帖由 stupid818 於 2008-4-17 11:42 PM 發表
2 |5 s6 F/ z8 Rfirst, compare 6 and another 6. they must have difference.
5 b- o) J4 L* q: tsecond, divide those 6 heavier one into two, each has 3. u will find difference again.5.39.217.77* E9 R9 `9 u4 z9 P
third time, if u put 2 and they are equal, u will kno ...

: U6 J- U2 C7 T6 U9 [' Y, gTVBNOW 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。5.39.217.770 F" J& z* T) l6 z
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。$ A# z5 K$ i/ y3 x8 h) [
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用了... 大約兩三小時
' S+ P% ]; Q4 ^+ R0 f; D- a* W7 K
5 a. ]9 u9 e8 D- R0 [& N5 h[ 本帖最後由 kfflee 於 2008-4-21 02:15 PM 編輯 ]