first divide it into 3 groups... 4 for each group...
5 M( y, h. f$ _' g, HTVBNOW 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 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...
( _- V3 u0 n, t6 d! ]tvb now,tvbnow,bttvbden... left 4 balls...
' G- H: }5 i" \! mwhen u use tat 3 groups to test... u oredi know it is heavier or not...
1 M. i. f0 A+ a% F- Cso when testing these 4 balls... u juz nit 2 find out the heavier or lighter 1...
/ y2 N7 n# w. v% \: I C. x+ G6 Kwww2.tvboxnow.comtake the heavier or lighter 1... throw away tat 2 normal ball...
$ M2 o. T! c0 i3 F8 Y3 b" h% e7 e公仔箱論壇den u juz nit 2 test the last 2 balls...6 c% o+ V- h+ S( `' w- F# ]9 Y6 \
same for now... take the heavier or lighter 1... |