first, compare 6 and another 6. they must have difference.
( }3 V2 c2 I/ `& Btvb now,tvbnow,bttvbsecond, divide those 6 heavier one into two, each has 3. u will find difference again.
2 u% I" r) ^3 V, l公仔箱論壇third time, if u put 2 and they are equal, u will know the different one.公仔箱論壇! \0 U% V! Y: h
so easy.... |