There is 12 balls.. divide them into piles of 4tvb now,tvbnow,bttvb. |' G' B. U' R% M: H1 T' o' f- u
so 3 groups for 4..name is A,B,C
) P1 [' W; T5 Z. Dcase 1:
! y' }4 ]7 l# ^% D& n, q. |tvboxnow.commeasure A -- B " O! g; J9 Q" i0 z! I
A or B is heavier
- q! V& S% ]6 n, e( @ Idivide that group into 2 by 2
. K) G, r5 b$ M3 t t |' y8 y& f公仔箱論壇then divide heavier group into 1 by 1
. g. B! u* P h5 @3 x% Q. o4 M+ ^7 \; r% Z$ ]1 m2 p; e
case 2:
' J0 P8 u( p& c$ @3 R3 V$ Y) k* tTVBNOW 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
; L/ ^6 D8 z' _0 l j) |$ xtvboxnow.comdivide C into 2 by 25 s! p2 J* l. C! T3 _& A& C3 L
then divide heavier group into 1 by 1..
) f# v. {' n& M; l. W! N公仔箱論壇; |; {6 ~2 r2 Q: D& B0 D( ?
got it in 30 seconds.. not so hard -.-' |
發表於 2006-12-8 01:06 PM
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