There is 12 balls.. divide them into piles of 45.39.217.77:88985 r7 I, ?# N( L P8 [
so 3 groups for 4..name is A,B,C公仔箱論壇+ s7 S7 _, d! c5 Y
case 1:
+ i" W; n: Z1 t+ h% w# }7 ~5 |measure A -- B
+ z7 ? g2 s, {/ W3 x+ R e0 hA or B is heavier 公仔箱論壇9 C% t2 l1 i: q# \3 \& {, p
divide that group into 2 by 2
/ l$ E0 I3 j2 D5 a6 K4 X) w公仔箱論壇then divide heavier group into 1 by 1tvb now,tvbnow,bttvb1 ~' t. l4 i1 s
" A2 c3 a: w2 C% q3 [5.39.217.77:8898case 2:
! x. N; ~9 D3 ?( E5 L2 MTVBNOW 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 and B is the same.. therefore C has the heavier ball
& U2 C* A* `: w! `3 t$ PTVBNOW 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。divide C into 2 by 2公仔箱論壇, j( P; B: f S! N+ D$ u
then divide heavier group into 1 by 1..
5 z1 H* O; ~, r公仔箱論壇
) Z# {/ S j1 ~. F3 I" ztvb now,tvbnow,bttvbgot it in 30 seconds.. not so hard -.-' |
發表於 2006-12-8 01:06 PM
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