i think its like this: 12乒乓球 oooooooooooo 天平 |tvb now,tvbnow,bttvb2 L& Y: K& N2 j. V
1)6乒乓球 | 6乒乓球. p j5 F. M3 f. j: f1 b$ K
2) take the heavier side then 3乒乓球 | 3乒乓球公仔箱論壇) D3 k! t& K- y
3) take the heavier side then 1乒乓球(A) | 1乒乓球(B) with extra 1乒乓球(C)
|- \( S4 @3 b8 K9 ]. m' z% C9 d公仔箱論壇if A > B then A is the one
5 R# o, I1 C3 L" D' @if B > A then B is the one
! U- G) ?( i8 \tvb now,tvbnow,bttvbif A = B then C is the one |