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Yes! 只要连通并且每点的度为偶数就ok

Posted by hust07t07 at 2007-10-02 12:29:07 on Problem 3409
In Reply To:这条欧拉回路必须要包含所有的边么 Posted by:hust07t02 at 2007-10-02 12:27:10

Followed by:

。。。我就是这样搞的，还wa。55555 面壁思过去 (0) hust07t02 2007-10-02 12:30:55
- 用hash映射点，用并查集判连通 (0) hust07t07 2007-10-02 12:32:29
  - 汗。。。就是这么弄的啊。。。还是WA。。。我用的MAP (0) footmen 2007-10-02 12:33:43
    - 自己写hash吧……我感觉map在这个地方不够可靠…… (0) hust07t07 2007-10-02 12:34:43
      - 当然不排除我自己不会用map的可能 (0) hust07t07 2007-10-02 12:35:08
  - Re:用hash映射点，用并查集判连通 (15) iamwenzhouren 2007-10-02 12:34:26
  - 我用排序然后二分映射点，然后dfs判断连通。找了几遍都没看到错误。ft (0) hust07t02 2007-10-02 12:40:48
    - 算每个顶点的度了吗? (0) hust07t07 2007-10-02 12:42:15
      - 算了阿，想cha我的代码不？为今晚的tc练手 (0) hust07t02 2007-10-02 12:44:09
        mail me (0) hust07t07 2007-10-02 12:48:17
    - 我也找不出错，是不是有什么特殊情况。 (0) iamwenzhouren 2007-10-02 12:42:39
    - 要不要去首尾0的 (0) iamwenzhouren 2007-10-02 12:43:48
Re:Yes! 只要连通并且每点的度为偶数就ok (8) smallcabbage 2007-10-02 12:48:07
- 是啊，郁闷到头痛 (12) hust07t02 2007-10-02 12:51:17
  - Re:是啊，郁闷到头痛 (10) smallcabbage 2007-10-02 13:09:19
Re:Yes! 只要连通并且每点的度为偶数就ok (5) wsmj 2007-10-02 13:05:23
- Re:Yes! 只要连通并且每点的度为偶数就ok (12) smallcabbage 2007-10-02 13:52:37

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