this is too easy!!
; V& W- m d& Vtvb now,tvbnow,bttvb
, D+ B/ U2 J. V3 ?3 W3 s8 j/ i1. put 6 at each side.. take the one side which is heavier
7 n' m2 r8 L3 \, f0 M2. put 3 at each side.. also take the heavier side
6 \% g5 c& S: b$ l/ ?2 d3 k/ K3. put 1 at each side.. if the weight balance then the one not put inside is the heavy ball.. else the side which is heavier is the heavier ball.. |
發表於 2009-1-7 05:31 AM
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