2016年7月29日

HDU 3078 Network

摘要： Network Problem Description The ALPC company is now working on his own network system, which is connecting all N ALPC department. To economize on spen 阅读全文

posted @ 2016-07-29 21:35 焰 阅读(213) 评论(0) 推荐(0)

hdu 2874 Connections between cities(树上倍增)

摘要： Connections between cities Problem Description After World War X, a lot of cities have been seriously damaged, and we need to rebuild those cities. Ho 阅读全文

posted @ 2016-07-29 17:42 焰 阅读(298) 评论(0) 推荐(0)

HDU 2586 How far away ？

摘要： How far away ？ Problem Description There are n houses in the village and some bidirectional roads connecting them. Every day peole always like to ask 阅读全文

posted @ 2016-07-29 09:59 焰 阅读(133) 评论(0) 推荐(0)

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