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隔山忘己
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poj2485
Highways Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 23171 Accepted: 10681 Description The island nation of Flatopia is perfectly flat. Unfortunately原创 2015-01-04 13:55:24 · 322 阅读 · 0 评论 -
poj2421
Constructing Roads Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 19843 Accepted: 8298 Description There are N villages, which are numbered from 1 to N,原创 2015-01-04 12:59:26 · 365 阅读 · 0 评论
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