this one is really simple, i think divide it as half (6-6)* V- v6 ~3 p) ~ H- V9 |6 y) o
weigh 3-3 , if one side is heavier, weigh 1-1 -> you will know which one is heavier
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weigh 3-3 of the other group (2nd chance)公仔箱論壇 O i4 D" S( b& y$ u" g0 b
then weigh 1-1 from heavier group (3rd chance)-> you will know which is heavier |