first divide it into 3 groups... 4 for each group...
1 K2 e2 y: J# _% \# B) p( Los.tvboxnow.comden 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...os.tvboxnow.com m9 Z$ h( A; A8 i
den... left 4 balls...tvb now,tvbnow,bttvb, e3 W. j i3 D8 s, F2 f1 l. _
when u use tat 3 groups to test... u oredi know it is heavier or not...公仔箱論壇8 E, f5 l2 B4 G6 O) h
so when testing these 4 balls... u juz nit 2 find out the heavier or lighter 1...
4 i5 U/ u% {6 z) h, Mtvb now,tvbnow,bttvbtake the heavier or lighter 1... throw away tat 2 normal ball...
9 o5 y% s4 \6 F1 H1 V9 MTVBNOW 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 u juz nit 2 test the last 2 balls...
$ Q% U- V- d( e# ITVBNOW 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。same for now... take the heavier or lighter 1... |