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那第二个sample怎么处理，不就是有0环的吗？

Posted by nuanran at 2006-11-13 20:33:14 on Problem 1364
In Reply To:判不出来，0环是合法的 Posted by:wywcgs at 2006-11-13 20:31:43

Followed by:

差分约束系统只能处理<= / >=，不能处理< / > (0) wywcgs 2006-11-13 20:36:34
- 哦，多谢提醒！那这个题不就是>和<的问题吗？能提示一下怎么处理吗？ (0) nuanran 2006-11-13 20:40:04
  - 当然就是想办法把>化成>= (41) wywcgs 2006-11-13 20:42:25
    - 一语道破天机，呵呵，明白了，多谢 (47) nuanran 2006-11-13 20:48:18
      - 已AC，呵呵多谢wywcgs提醒 (0) nuanran 2006-11-13 21:01:34
        赞 (0) RoBa 2006-11-13 21:30:52
    - Re:当然就是想办法把>化成>= (62) afterglow 2011-08-17 19:18:03
      - Re:当然就是想办法把>化成>= (11) hassenio 2011-11-27 21:53:48
    - Re:当然就是想办法把>化成>= (127) llyanwenyuan 2012-04-07 16:33:24
  - 囧……这个问题不是中学不等式里面讲过么 (0) Exile_oi 2008-01-05 20:16:41

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