There is 12 balls.. divide them into piles of 4
6 u0 J% H. C4 H! h公仔箱論壇so 3 groups for 4..name is A,B,C. a7 f0 ~4 x$ d, J
case 1: ) l) N" c8 V! s3 W
measure A -- B 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。. v/ w9 V* ^! J
A or B is heavier tvb now,tvbnow,bttvb# [& }" Y ]8 V
divide that group into 2 by 2
N' E% D& F. C8 `) V9 ^5 p/ S公仔箱論壇then divide heavier group into 1 by 1
9 U$ ?; k( e" c8 }( x* W5.39.217.77
) {! h: H$ f% [6 X$ ^! ktvb now,tvbnow,bttvbcase 2:
/ a$ |9 e2 L0 s0 M! T4 AA and B is the same.. therefore C has the heavier balltvb now,tvbnow,bttvb( j+ E- q: ]3 `$ N
divide C into 2 by 2
7 A9 W3 J2 c9 V' W, A6 i# S$ G! DTVBNOW 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。then divide heavier group into 1 by 1..公仔箱論壇& r3 w. \# w7 v2 T( s6 q0 c
# i p1 k9 O2 w* J公仔箱論壇got it in 30 seconds.. not so hard -.-' |
發表於 2007-3-27 01:35 AM
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一知道有答案睇就唔想谂咁耐了
