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why
看答案
let the 12 balls be numbered 1,2,3,4,5,...,12
! O5 M0 l$ u) z& l3 O. lweight 1234 with 56785.39.217.766 U# `. Q; N! z1 Y
case 1
& d) ~- R6 k7 N) F5.39.217.76if 1234>5678, then weight 125 with 678TVBNOW 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。) _: Z2 G+ U- A. T
if 125>678, then weight 1 with 2tvb now,tvbnow,bttvb4 _; A: w% G1 b& M- s
if 1>2 it is 1, if 1=2 it is 5, if 1<2 it is 2
$ c( ^3 z4 f( c, V; ]9 ITVBNOW 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。if 125=678, then weight 3 with 9
: ~" j2 a' l0 _- b7 iif 3=9 it is 4, else it is 3
6 M5 j3 L" n0 w3 f0 ^* Kif 125<678, then ewight 3 with 4
8 Z7 {! g: {( R' oTVBNOW 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。if 3>4 it is 3, if 3=4, it is 5, if 3<4, it is 4公仔箱論壇% m- a% B! y2 e& R( S+ r
5.39.217.76- a' U4 j- b# B
case 2
) N) U, C9 w* B5 b/ S  Frepeat above for 5678 instead of 1234 if 1234<5678tvb now,tvbnow,bttvb$ M# x7 y7 Z, B0 c9 L1 n1 a! O; w+ Q

- z# E  j, h( hcase 3tvb now,tvbnow,bttvb& O3 Y9 h+ F, d( `; ?( |# l1 M
1234=5678, this case u only have 9 10 11 12 as possible, this is easy enough that i don't need to explain
0 J+ _/ Q: G; k- X+ }: l2 O
" N% N: ^6 _( b7 t[ 本帖最後由 l0709394 於 2007-5-8 10:15 AM 編輯 ]
thx
how?
the ball's weight is abnormal than other, not only heaver than other

回復第 1 帖由 MagicAndy 所發的帖子

好贴啊~~~
我都諗到.. 但唔知岩唔岩
实在想不出了
=.=
CC
太简单了吧?
cc
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