take 4 balls as a group, 3 groups - A B C
: p2 |! T5 i2 v6 d# h+ \weigh A & B (ex. B heavier)tvb now,tvbnow,bttvb I4 w6 Z0 o) c* c
then weigh B & C (B & C same weight)
5 O) }+ S2 |% dto find which group has the weight difference and find out is it (A is lighter)
. q4 {& C7 M1 b: Y4 Xheavier or lighter% t! a7 `) F: E" Y) K$ B! }/ O. X
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
6 p( D1 N6 ]; f, N1 Gtvb now,tvbnow,bttvbmeasure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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