There is 12 balls.. divide them into piles of 4tvb now,tvbnow,bttvb- m$ `! D4 A- i' [
so 3 groups for 4..name is A,B,C! W& j# n6 P/ d1 ]5 C" [
case 1:
o- J' J; L# z0 @9 x7 \0 A5.39.217.76measure A -- B
6 i# f# ~) {' [3 m4 C1 e5 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。A or B is heavier tvb now,tvbnow,bttvb# l; \- [4 e" i5 U% e K
divide that group into 2 by 2
2 ~* c2 c: n0 N$ T `% P" v公仔箱論壇then divide heavier group into 1 by 1) X: z) w4 o7 j' i. G% M3 j) Y
/ N: J- E" }. k1 W/ a公仔箱論壇case 2: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。9 B- v' P' V1 [1 B# B
A and B is the same.. therefore C has the heavier ball
. X% w* I+ ?5 [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。divide C into 2 by 25.39.217.76$ b- L9 M# x+ j' u! U! y5 H0 y
then divide heavier group into 1 by 1..
! C0 m/ o7 f7 Y9 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。
- g' A" l5 P' Y8 ?' c公仔箱論壇got it in 30 seconds.. not so hard -.-' |