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。% X8 u0 g. p$ X7 v7 _4 I- |
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...
6 k0 l! d2 b% z7 J! Ltvb now,tvbnow,bttvbden... left 4 balls...tvb now,tvbnow,bttvb( A. X$ n1 i j% p' ]' a
when u use tat 3 groups to test... u oredi know it is heavier or not...
! S* z6 o: ]7 A' Q3 zso when testing these 4 balls... u juz nit 2 find out the heavier or lighter 1...公仔箱論壇* o- x& k/ {( N V5 n& d% }
take the heavier or lighter 1... throw away tat 2 normal ball...www.tvboxnow.com; m, O7 c% T z: S- `
den u juz nit 2 test the last 2 balls...公仔箱論壇& h0 b2 C& y8 Z& p" A, }
same for now... take the heavier or lighter 1... |