first divide it into 3 groups... 4 for each group...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。! k: s$ x7 A& w" O, c- z
den 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...
1 L' j' l$ Q" c* K- [: G2 WTVBNOW 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。den... left 4 balls...
7 g3 z+ o# J: ^7 F$ G0 kTVBNOW 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...
H; {. V9 B, Q. y* h/ }4 r; B$ `tvb now,tvbnow,bttvbso when testing these 4 balls... u juz nit 2 find out the heavier or lighter 1...tvb now,tvbnow,bttvb7 z' Y9 x1 \% ^, T- s/ V/ M, D7 p
take the heavier or lighter 1... throw away tat 2 normal ball...
- d, t. e# U4 r' x7 ?: W ]1 ]- p5 vtvb now,tvbnow,bttvbden u juz nit 2 test the last 2 balls...
5 z @4 e% X# Y- R; B9 @7 J公仔箱論壇same for now... take the heavier or lighter 1... |