poj Network of Schools 1236 (强连通份量+缩点) (问添加几个点最少点是全部点链接+添加最少边使图强连通) 好题

Network of Schools Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 13761   Accepted: 5491 Descriptionapp A number of schools are connected to a computer network. Agreements have been deve
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