i think its like this: 12乒乓球 oooooooooooo 天平 |
: z7 d' b/ b* E& }' A8 w1)6乒乓球 | 6乒乓球. J9 P( w( B8 E$ v* n
2) take the heavier side then 3乒乓球 | 3乒乓球tvb now,tvbnow,bttvb! y; f' Z% ^4 ^# v" ^. q
3) take the heavier side then 1乒乓球(A) | 1乒乓球(B) with extra 1乒乓球(C)
7 J3 S- ^( u- fif A > B then A is the one
. p+ C7 x3 d1 Oif B > A then B is the one
L8 s; N+ \- K3 f: W& oif A = B then C is the one |