i think its like this: 12乒乓球 oooooooooooo 天平 |公仔箱論壇* Q* g% S) |3 w
1)6乒乓球 | 6乒乓球
4 y) {5 d7 Z* H3 y, @- X `tvb now,tvbnow,bttvb2) take the heavier side then 3乒乓球 | 3乒乓球
# k2 d/ H3 S9 d% ^3) take the heavier side then 1乒乓球(A) | 1乒乓球(B) with extra 1乒乓球(C)1 A E" D. Y9 v+ \% K
if A > B then A is the one4 B, _9 N# ~3 j6 a9 k: N8 z+ q4 l7 E! d
if B > A then B is the one: L& q- L9 }9 p; P* c
if A = B then C is the one |