put six on each side first
6 ^' Q1 Z& ~; ~, O公仔箱論壇9 t$ F& K1 y$ \ H& l; Z. c% i6 K. V
from the heavier six, split it to three on each side
" K: Q. l" i; a: b; p7 d, BTVBNOW 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。
* s D9 b0 X( s. R0 sthen 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 |