this one is really simple, i think divide it as half (6-6)
9 k5 M5 z' e2 l2 Z/ J; J3 P公仔箱論壇weigh 3-3 , if one side is heavier, weigh 1-1 -> you will know which one is heavier5.39.217.777 ~" O6 K! z. x; E/ g
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weigh 3-3 of the other group (2nd chance)
) A9 F1 p" ?$ o2 O: o U/ v) E/ k5.39.217.77then weigh 1-1 from heavier group (3rd chance)-> you will know which is heavier |