divde the 12 balls into 3 sets of 4.
' `: B, D& c5 j' q' k: Nos.tvboxnow.comweight any 2 sets.公仔箱論壇" {' C9 {7 v! {
if the 2 sets are equal, then you know the heavy one is in the thirdos.tvboxnow.com; L4 M# _( O( O. X! W
if one of the 2 is heavier, then the heavy one is in that setTVBNOW 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。: L# A% X1 R, Z" S
then divide the 4 balls into 2.公仔箱論壇/ \2 Q" F1 ] u; }: g) V" c; {9 T. ~
weigh them
% ?2 \) B/ w( k7 rTVBNOW 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。and divide the heavier into 1
6 W/ J" _. o# R3 |% A' otvb now,tvbnow,bttvband weight them.5 e" @+ o9 h% p
3 x weighing and get the ans.
# F7 J# b0 b1 _4 q8 `; y$ o" Z( l/ T5 i/ gos.tvboxnow.comin less than 15 secs. |