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地址：https://vjudge.net/contest/180794#overview A B C D E F G H 阅读全文
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Network Time Limit: 5000MS Memory Limit: 65536K Total Submissions: 10371 Accepted: 3853 Description A network administrator manages a large network. T 阅读全文
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Network of Schools Network of Schools Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 19326 Accepted: 7598 Description A number of schools 阅读全文
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Popular Cows Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 35035 Accepted: 14278 Description Every cow's dream is to become the most popu 阅读全文