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flowercold

遍历深圳地铁的所有站

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  •   flowercold Feb 1, 2013 4771 views
    This topic created in 4851 days ago, the information mentioned may be changed or developed.
    深圳地铁一共有几个站？
    把所有站点都至少经过一次，要求重复经过的站点最少，最佳路线经过的站点数是多少？
    一妹子说是小学生题目，可是这很明显是图论中的NSP问题啊，求指点。

    http://map.baidu.com/subways/index.html?c=shenzhen
    Supplement 1    Feb 1, 2013
    图论中TSP问题，不是NSP....
  • 站点
  • 地铁
  • 经过
    7 replies    1970-01-01 08:00:00 +08:00
    swulling
        1
    swulling  
       Feb 1, 2013
    这个肯定不是小学生题目，，，
    zhangxiao
        2
    zhangxiao  
       Feb 1, 2013
    如果是个小学生题目，可能是个考研思维发散的... 比如设计的路线可以上地面打车...
    notonlysuccess
        3
    notonlysuccess  
       Feb 1, 2013   1
    http://www.bnuoj.com/hackathon/contest_show.php?cid=2#problem/0

    NPC问题，前阵子时间正好搞过一下，可以去这个网站看看
    forest520
        4
    forest520  
       Feb 1, 2013 via Android
    没有多少个站，先穷举所有可能性，把结果保存，直接查结果
    chunshuai
        5
    chunshuai  
       Feb 1, 2013
    楼主头像是本人么？
    iEverX
        6
    iEverX  
       Feb 2, 2013
    把所有的端点和交叉点抽象成点，地铁线抽象成线，线的权重就是线上地铁站的个数。。然后，就是一个最小生成树问题
    iEverX
        7
    iEverX  
       Feb 2, 2013
    抱歉。。说错了。。
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