6 at a side for first公仔箱論壇! t% L! U; D `( i8 K
which 1 heavie
5 W/ B/ A4 q4 j9 `; d/ j公仔箱論壇then 3 by the side公仔箱論壇4 ?$ S5 P% |" b5 Q7 ^
u know which 1 heavie
4 n( r, x7 e- A9 kleft 3 pick 2
7 j9 Q/ K2 |; p" \! ~9 a5 x& q( L( A公仔箱論壇if balance then the third 1 is the asnwer if not balance the 1 u can guess la...|公仔箱論壇/ ^7 S5 Z' Y: b! ] T
its took me 2 minit to fugure it out |