first divide it into 3 groups... 4 for each group...tvb now,tvbnow,bttvb; s' x' j4 Y! s
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...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。 {+ j, Y; D( C
den... left 4 balls...
% b* T# z+ s2 C2 h5 [8 N! ytvb now,tvbnow,bttvbwhen u use tat 3 groups to test... u oredi know it is heavier or not...www2.tvboxnow.com5 S+ p% F; J4 y
so when testing these 4 balls... u juz nit 2 find out the heavier or lighter 1...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。 x% {% `+ T3 T/ U z( {/ k8 T
take the heavier or lighter 1... throw away tat 2 normal ball...
; ~! n% v1 v( ?( 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...公仔箱論壇- L0 g# o- @& C' t# o0 Y; x
same for now... take the heavier or lighter 1... |