first divide it into 3 groups... 4 for each group...
& c9 V8 I! x9 g+ |( H# k( ZTVBNOW 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...
: w6 O( j) g; X0 S) @! Bwww3.tvboxnow.comden... left 4 balls...
, a, c1 q0 _; h ?# w7 c" V$ Mtvb now,tvbnow,bttvbwhen u use tat 3 groups to test... u oredi know it is heavier or not...www3.tvboxnow.com5 o1 n8 r$ ^# U8 o6 Y: |
so when testing these 4 balls... u juz nit 2 find out the heavier or lighter 1...( j& M- |/ R6 e$ K- ?8 H" A
take the heavier or lighter 1... throw away tat 2 normal ball...
- u, ~2 L) N* p# B5 N' ntvb now,tvbnow,bttvbden u juz nit 2 test the last 2 balls...
6 v, e' [) w8 RTVBNOW 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... |