take 4 balls as a group, 3 groups - A B C1 i' c5 g8 m' i* ?7 \ K' q8 O, f( z
weigh A & B (ex. B heavier)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。0 M; ^* f1 R6 g1 _# n/ w
then weigh B & C (B & C same weight)
& Z* P0 G: m5 L4 C3 X+ kto find which group has the weight difference and find out is it (A is lighter)
P5 g7 e q% }- d, u- yheavier or lighter
9 `/ d' e) {( Y( z6 ythen measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)9 f/ K9 c l Y1 K) D/ |7 n% E2 z
measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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