take 4 balls as a group, 3 groups - A B C- {# I K) ?- E u
weigh A & B (ex. B heavier)
& n" n/ J2 x+ R公仔箱論壇then weigh B & C (B & C same weight)tvb now,tvbnow,bttvb- v6 a; @4 C/ ?& V
to find which group has the weight difference and find out is it (A is lighter)
2 ?0 S/ Q8 ?- n2 }5 C( t6 Ktvb now,tvbnow,bttvbheavier or lighter
4 }; _$ M i* ^- M/ [then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
. u! V; M3 N0 D4 P3 S6 gmeasure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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