low218

i dunno if i am correct but sounded too easy, mabbe i get it wrong
. o# h, E$ I4 a
; g4 w; ]* O9 |5 s6 _ 6 (take the heavier side)公仔箱論壇" c" J! T1 M3 o0 V$ Q' E  P+ h
3_3 (take the heavier side)
% ^0 d& V& H* S4 x, u- V8 `8 O! x1_1( A: if same then the remaining is the heavier)
; `0 D2 q: g, x% Y4 W5.39.217.76        (b: if on of it is heavier than the other, then must be that lar)