take 4 balls as a group, 3 groups - A B C5.39.217.76, @- V4 J5 d( x z3 o& y
weigh A & B (ex. B heavier)
% g% M% C& ~3 ~& o" k8 s$ Z6 \0 Y5.39.217.76then weigh B & C (B & C same weight)
$ f2 g, D& B7 W& g' q- U* b" \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。to find which group has the weight difference and find out is it (A is lighter)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。+ ^: L8 x" i$ K ~" b, f8 `5 w
heavier or lighter公仔箱論壇4 C. K+ u5 X" S9 }8 a4 _
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
2 B {7 B, q' K$ ]* T8 Vmeasure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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