摘要：1179: [Apio2009]Atm Description Siruseri 城中的道路都是单向的。不同的道路由路口连接。按照法律的规定， 在每个路口都设立了一个 Siruser i 银行的 ATM 取款机。令人奇怪的是，Siruseri 的酒吧也都设在路口，虽然并不是每个路口都设有酒吧。Ban 阅读全文

摘要：King's Quest Time Limit: 15000MS Memory Limit: 65536K Total Submissions: 10052 Accepted: 3704 Case Time Limit: 2000MS Description Once upon a time the 阅读全文

摘要：Network of Schools Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 22729 Accepted: 8926 Description A number of schools are connected to a 阅读全文

摘要：Popular Cows Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 39115 Accepted: 15937 Description Every cow's dream is to become the most popu 阅读全文