divide it into pile and wait , then use the heavy side and divided into two pile and weight, and take out the heavy side which remain3 then take any two to weifht ,if both side even then the odd one is hte different one ,and if one side is heavier than the other ,then you know the answer.
first divide it into 3 groups... 4 for each group... ; p3 U# a6 w0 t' eden use 2 groups to test... if the weight is same... den throw away these 2 groups.. if not... use another 1 group to test with tat 2 groups... throw away the same weight groups... ' _/ r6 q4 V# U! ~+ Y% H( a( j8 rden... left 4 balls... $ k* z$ W1 F, \5 K( f& s* c+ ? UTVBNOW 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。when u use tat 3 groups to test... u oredi know it is heavier or not...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。5 f% K3 ?' g1 q! ^. o- V
so when testing these 4 balls... u juz nit 2 find out the heavier or lighter 1...5 j5 V: O W! G M' Z; y4 y
take the heavier or lighter 1... throw away tat 2 normal ball... * A2 ^4 | H. D5 K f* utvb now,tvbnow,bttvbden u juz nit 2 test the last 2 balls...os.tvboxnow.com- m5 N& F- B6 I: e. j
same for now... take the heavier or lighter 1...