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Agri-NetTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 64912 Accepted: 26854DescriptionFarmer John has been elected mayor o... 阅读全文
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畅通工程Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 34605 Accepted Submissi... 阅读全文
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部分内容摘自 勿在浮沙筑高台http://blog.csdn.net/luoshixian099/article/details/51908175 关于图的几个概念定义：连通图：在无向图中，若任意两个顶点vi与vj都有路径相通，则称该无向图为连通图。强连通图：在有向... 阅读全文