4 5
P 1 2 2
V 1 3
V 3 2
V 1 4
V 4 2
V 3 4

If the position only can be integers, the 3 and 4 are forced to the only integer position between 1 and two, which will contradict with V 3 4 at last. If it is not, this case is Reliable.

Could you make me clear?
Thanks

• 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