There is 12 balls.. divide them into piles of 4
; ]; H4 Z1 f8 }/ @) q6 D% u- e0 Fso 3 groups for 4..name is A,B,C5.39.217.77:8898' b) ]( W+ b! w) S" {
case 1: , @8 X" p3 m. f" l8 m
measure A -- B - ?& B& D7 o7 O5 V2 q1 ^
A or B is heavier
$ r" B# G) F3 D: eTVBNOW 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 that group into 2 by 2tvb now,tvbnow,bttvb8 R" R0 V. M! S- q5 v" D7 W
then divide heavier group into 1 by 1' l/ D+ ^% p% y# t( B, c
5 V+ f. [5 v5 L3 \8 G) B' v1 E公仔箱論壇case 2:
/ B9 R( ?) ]6 g1 O- L% ~7 ZA and B is the same.. therefore C has the heavier ball$ ^8 t7 k6 q4 g$ c) m* B
divide C into 2 by 24 j5 |2 p+ r- [# X5 a/ |
then divide heavier group into 1 by 1..公仔箱論壇" C7 z* @4 g4 [1 v) P; @$ [* K2 P
公仔箱論壇" L" p% H) l- w4 X0 Q1 W, O
got it in 30 seconds.. not so hard -.-' |
發表於 2006-12-8 01:06 PM
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