There is 12 balls.. divide them into piles of 4
. C A/ a3 X) a R, {5 Qso 3 groups for 4..name is A,B,C
, }- M* J/ \8 [. {4 e p5.39.217.77case 1:
! Y3 a+ v$ k; z: r6 \3 c9 d' qTVBNOW 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。measure A -- B
2 E6 g M* ^# n( _7 V公仔箱論壇A or B is heavier - i$ y0 G9 n) m
divide that group into 2 by 2
7 Z: o' C2 K: b6 @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。then divide heavier group into 1 by 1; K1 T! U3 G5 j1 I* r9 p: T. x
; J2 x, |" M- \6 E5 g* Vtvb now,tvbnow,bttvbcase 2:
4 F' ^$ Z/ {* J! S- @6 T公仔箱論壇A and B is the same.. therefore C has the heavier ballTVBNOW 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。/ \6 }3 d7 M7 T0 v5 Z1 X
divide C into 2 by 2
* q/ {% S6 t6 Z1 x1 f* O8 o" ]; JTVBNOW 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..
4 m# W4 M/ m1 ^. J& H
# X5 o' |, w, [/ p- Agot it in 30 seconds.. not so hard -.-' |
發表於 2006-12-8 01:06 PM
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