树的直径
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Light OJ 1094 Farthest Nodes in a Tree（树的直径模板）
Farthest Nodes in a TreeTime Limit:2000MS Memory Limit:32768KB 64bit IO Format:%lld & %lluSubmit StatusDescriptionGiven a tree (a connected graph with no cycles), you h原创 2016-08-02 19:23:34 · 252 阅读 · 0 评论 -
POJ 1985 Cow Marathon
Cow MarathonTime Limit: 2000MS Memory Limit: 30000KTotal Submissions: 4088 Accepted: 2068Case Time Limit: 1000MSDescriptionAfter hearing about the epidemi原创 2016-08-02 19:30:24 · 264 阅读 · 0 评论 -
POJ 2613 Roads in the North
Roads in the NorthTime Limit:1000MS Memory Limit:65536KB 64bit IO Format:%lld & %lluSubmit StatusDescriptionBuilding and maintaining roads among communities in the far Nort原创 2016-08-02 20:04:08 · 372 阅读 · 0 评论 -
POJ 1383 Labyrinth
LabyrinthTime Limit:2000MS Memory Limit:32768KB 64bit IO Format:%lld & %lluSubmit StatusDescriptionThe northern part of the Pyramid contains a very large and complicated原创 2016-08-02 21:05:37 · 280 阅读 · 0 评论