first, compare 6 and another 6. they must have difference. tvboxnow.com u4 F3 K, ]3 u( d4 p+ |- V
second, divide those 6 heavier one into two, each has 3. u will find difference again.
$ C( R& w* Q" i, M7 ?6 h8 Lthird time, if u put 2 and they are equal, u will know the different one.
1 U: N% Z" P6 A9 i) U# y公仔箱論壇so easy.... |