first, compare 6 and another 6. they must have difference.
; S4 D$ t9 i+ d' J+ C5.39.217.76second, divide those 6 heavier one into two, each has 3. u will find difference again.
0 z, }, p: J0 \' Q* Mthird time, if u put 2 and they are equal, u will know the different one.
9 P8 w: H% x' B! j ]# Dtvb now,tvbnow,bttvbso easy.... |