2019年10月24日
POJ-1751 Highways（最小生成树消边+输出边）
摘要： http://poj.org/problem?id=1751 Description The island nation of Flatopia is perfectly flat. Unfortunately, Flatopia has a very poor system of public h 阅读全文
posted @ 2019-10-24 17:38 jiamian22 阅读(202) 评论(0) 推荐(0) 编辑
POJ-2349 Arctic Network（最小生成树+减免路径）
摘要： http://poj.org/problem?id=2349 Description The Department of National Defence (DND) wishes to connect several northern outposts by a wireless network. 阅读全文
posted @ 2019-10-24 14:00 jiamian22 阅读(184) 评论(0) 推荐(0) 编辑