Divide 3 groups first.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。2 M' \( b1 c- x9 ~6 q+ I
i.e. 4 x 4 x 4.$ I. j4 s" W4 s2 c, S% `
Weight any 2 groups [1st]
- m1 n" ]& d6 a+ ^/ ytvb now,tvbnow,bttvbthen you will know the heavier ball in which group.) a% A2 h& t4 p4 u; {+ Z5 u
Weight any 2 balls in that group [2nd]
3 @. y, u- i& L$ @4 A" u: i8 n. Ttvb now,tvbnow,bttvbthen you will know the heavier ball in which 2 balls.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。 q6 G6 q$ J6 x- Q# n
Repeat again in remainders [3rd]
' T/ c! w6 W6 v2 GGot the heavier ball. |
發表於 2009-7-2 12:48 PM
| 
