take 4 balls as a group, 3 groups - A B C6 E P6 s$ ~% ]& h+ q
weigh A & B (ex. B heavier)tvb now,tvbnow,bttvb& @+ l* U4 r+ j) }0 o
then weigh B & C (B & C same weight)
: C" h$ l% u1 P8 P: f2 I+ |( Ntvb now,tvbnow,bttvbto find which group has the weight difference and find out is it (A is lighter)
9 A# c; x3 M" oTVBNOW 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。heavier or lighter6 W+ n9 K8 H; v" @: z7 ?. B
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)9 l9 E; f' x( V
measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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