take 4 balls as a group, 3 groups - A B C
/ V9 t: r- i# [* wtvb now,tvbnow,bttvbweigh A & B (ex. B heavier)7 M1 _- W4 z6 n0 A
then weigh B & C (B & C same weight)% t) h/ b! r* {) K& y+ L6 t; M
to find which group has the weight difference and find out is it (A is lighter)- m: L3 t- U$ D3 q, z! b
heavier or lightertvb now,tvbnow,bttvb- H' O" A# V( u0 _. b3 v8 F J
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
1 j9 g7 d& e5 k1 c2 w; N/ I8 NTVBNOW 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。measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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