There is 12 balls.. divide them into piles of 4
6 u* f. }$ K* J G( n7 V F8 n5.39.217.77:8898so 3 groups for 4..name is A,B,C! @( Y8 r2 T+ `' _3 v, X# |) d
case 1: 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。, E4 l& ^( q* L2 L
measure A -- B tvb now,tvbnow,bttvb- b4 _2 N; \/ a8 P! s. r4 N
A or B is heavier
& I: I1 W- g* Y4 a Sdivide that group into 2 by 25.39.217.77:88980 H6 O3 O, k. b9 l. P4 h
then divide heavier group into 1 by 1
! s( D; F0 f: i4 _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。
, y; l- Z$ u, S' W+ U( hcase 2:公仔箱論壇) V! x1 p! }- o3 a7 c
A and B is the same.. therefore C has the heavier ball
Y, `# G, u( {2 {5.39.217.77:8898divide C into 2 by 2
R6 ]" H9 r0 O5 d. [ Pthen divide heavier group into 1 by 1..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。7 ?; F4 r7 ] T9 b
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got it in 30 seconds.. not so hard -.-' |
發表於 2006-12-8 01:06 PM
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