2012年10月8日
USACO section 3.1 Agri-Net(最小生成树，prim)
摘要： Agri-NetRuss Cox Farmer John has been elected mayor of his town! One of his campaign promises was to bring internet connectivity to all farms in the area. He needs your help, of course.Farmer John ordered a high speed connection for his farm and is going to share his connectivity with the other farm 阅读全文
posted @ 2012-10-08 21:10 剑不飞 阅读(176) 评论(0) 推荐(0)