i think its like this: 12乒乓球 oooooooooooo 天平 |tvb now,tvbnow,bttvb6 X9 ` h7 w0 _! u1 c' E! b8 N
1)6乒乓球 | 6乒乓球
3 a" b) `& ~7 f9 |2 k2) take the heavier side then 3乒乓球 | 3乒乓球
+ o6 a2 H+ q5 }& p3 c4 n4 s0 ~5 F3) 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9 F2 v; K4 Z+ z
if A > B then A is the one
/ ~, D9 [) A1 C" B, l" |+ ?tvb now,tvbnow,bttvbif B > A then B is the onetvb now,tvbnow,bttvb% M9 q+ F1 X! c: n) @7 u; e
if A = B then C is the one |