i think its like this: 12乒乓球 oooooooooooo 天平 |tvb now,tvbnow,bttvb7 B4 D, @7 W+ E7 {' z4 P& W
1)6乒乓球 | 6乒乓球
) K# s- Y2 X& q) t9 l4 z' v" Wtvb now,tvbnow,bttvb2) take the heavier side then 3乒乓球 | 3乒乓球* t W9 ?( |4 c* ~; N3 ~
3) take the heavier side then 1乒乓球(A) | 1乒乓球(B) with extra 1乒乓球(C)公仔箱論壇# D& k8 ?( o& Y8 _. o C
if A > B then A is the one7 y2 b; t: E: K4 E$ e
if B > A then B is the one
2 X# L! @8 D0 L, ~, N- W/ o* j公仔箱論壇if A = B then C is the one |