6 at a side for first: w) W& j/ H& a8 _' k; z
which 1 heavie+ b0 S* E& p" y" @( _7 g" T7 L( e
then 3 by the sidetvb now,tvbnow,bttvb# ]7 t" D1 Y: j! ?) a ~
u know which 1 heavie5.39.217.77:8898( [! G( `3 p; l) }& R
left 3 pick 2tvb now,tvbnow,bttvb) v( w- e) I6 y; Y2 O) J1 P
if balance then the third 1 is the asnwer if not balance the 1 u can guess la...|公仔箱論壇0 \9 N D ^+ C- H( M
its took me 2 minit to fugure it out |