take 4 balls as a group, 3 groups - A B C
5 _) q ]7 P- ]" ~. K5.39.217.76weigh A & B (ex. B heavier)
. _6 K, Y" U! O- dthen weigh B & C (B & C same weight)
$ C# p+ N8 U# `# gto find which group has the weight difference and find out is it (A is lighter)tvb now,tvbnow,bttvb( j" D0 C. K: G) ~# [
heavier or lighter
/ N: `' D9 `- W1 Z9 G) t) gTVBNOW 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。then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
4 J. v: ?7 }" j8 qTVBNOW 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.... |