take 4 balls as a group, 3 groups - A B C- _! G }5 l2 T' c" F1 L1 A" F
weigh A & B (ex. B heavier)tvb now,tvbnow,bttvb: S7 S8 W, ]8 z9 r
then weigh B & C (B & C same weight)
2 e: ^$ [0 J7 M0 b( Uwww1.tvboxnow.comto find which group has the weight difference and find out is it (A is lighter)
; |% M9 W% d5 y; Z% Oheavier or lighter6 ]7 I! J9 U) ]7 G. C+ U" c g; |
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
7 B5 L$ x h" d4 L3 S1 ywww1.tvboxnow.commeasure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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