There is 12 balls.. divide them into piles of 4
1 }$ y" y& B+ H- fso 3 groups for 4..name is A,B,Ctvb now,tvbnow,bttvb% Q% k$ k" F* X9 ~" M5 H
case 1:
# B% A1 N) @/ }: U7 ?3 u3 Itvb now,tvbnow,bttvbmeasure A -- B
, C4 R O- K3 _" V8 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。A or B is heavier
F7 q l/ ~4 w! L9 x1 e4 Cdivide that group into 2 by 2: P$ K8 u+ x% _2 b9 b5 Z, s
then divide heavier group into 1 by 1
, o% M: p3 U5 Z7 _, d5 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。
( y" C h9 [3 e3 ]case 2:
i7 K# ~5 M% ]3 t4 \3 \+ lA and B is the same.. therefore C has the heavier ball
, L; r) \; K1 S7 v% m, ~tvb now,tvbnow,bttvbdivide C into 2 by 25.39.217.772 B- o4 K! t: w% x3 }
then divide heavier group into 1 by 1..tvb now,tvbnow,bttvb. o9 N$ Q4 w* {! j: Z* a
公仔箱論壇, ?# n' \' y% j. A
got it in 30 seconds.. not so hard -.-' |
發表於 2006-12-8 01:06 PM
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