put six on each side firstTVBNOW 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。1 R5 P; @0 N" o% T7 p. I+ M. |0 B- R
0 |- ~$ g( e( ^7 h) L) q; Bfrom the heavier six, split it to three on each side0 V, {$ P- C2 A- T) e: X* g
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then there is three left, put one on each side, if one is heavier then that is it, if they are balanced then last one is heavy one |