i dunno if i am correct but sounded too easy, mabbe i get it wrong
. P) _* ?5 ?9 A( f) x! x" C公仔箱論壇6 G5 }) p3 N1 y% ?, i8 `/ R+ @1 |, T
6 _ 6 (take the heavier side)
9 T) J4 K5 H) U Utvb now,tvbnow,bttvb3_3 (take the heavier side)
7 c* t8 v4 d9 W' I6 c7 Z" t公仔箱論壇1_1( A: if same then the remaining is the heavier)
) i4 I% u4 w; `! P4 V7 v( _ (b: if on of it is heavier than the other, then must be that lar) |