Sorry, for infinite many stations, I meant to say, for infinite many differently positioned stations.

Thanks

> You've been clarified that X is integer.
> And I wonder, whether the position of the station should only be integer too.
> I mean, if B is in 2 light-years north of A, there are at most 1 station between A and B? Or there could be infinite many stations?
> 
> Thanks

• i don't think this matters (123) frkstyc 2006-08-27 14:46:04
  • Re:i don't think this matters (274) SgHao 2006-08-27 14:50:17
    • but your data set doesn't follow the input specification... (300) frkstyc 2006-08-27 14:56:02
      • Re:but your data set doesn't follow the input specification... (416) SgHao 2006-08-27 14:58:40
        • i believe the statement has made it clear. it's unreliable. (146) frkstyc 2006-08-27 15:19:42
          • I hope to know why it's unreliable? (0) jibee 2009-07-29 17:10:37
        • 是啊,我也是被这个问题困扰,不敢下手做这题 (23) smallbox 2009-07-11 23:22:18
      • check this case(+) (40) Rainer 2006-08-27 15:00:55
        • please read the statement (54) frkstyc 2006-08-27 15:02:09
          • Re:please read the statement (121) SgHao 2006-08-27 15:18:48