this one is really simple, i think divide it as half (6-6); H# o! C6 R, s S3 o: y5 Z
weigh 3-3 , if one side is heavier, weigh 1-1 -> you will know which one is heavier
# t6 a, k- P% u) \* a0 ^4 ITVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。If the above doesnt work
2 |( v P9 }; o( F" `5.39.217.76weigh 3-3 of the other group (2nd chance)
5 T& k+ R) ~4 S" I2 T, S& Tthen weigh 1-1 from heavier group (3rd chance)-> you will know which is heavier |