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Problem SolvingTime Limit:2000MSMemory Limit:65536KTotal Submissions:1645Accepted:675DescriptionIn easier times, Farmer John's cows had no problems. T... 阅读全文
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HotelTime Limit:3000MSMemory Limit:65536KTotal Submissions:14238Accepted:6181DescriptionThe cows are journeying north to Thunder Bay in Canada to gain... 阅读全文
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Making the GradeTime Limit:1000MSMemory Limit:65536KTotal Submissions:4962Accepted:2348DescriptionA straight dirt road connects two fields on FJ's far... 阅读全文
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Cell Phone NetworkTime Limit:1000MSMemory Limit:65536KTotal Submissions:6012Accepted:2163DescriptionFarmer John has decided to give each of his cows a... 阅读全文
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Artificial LakeTime Limit:3000MSMemory Limit:65536KTotal Submissions:1862Accepted:625DescriptionThe oppressively hot summer days have raised the cows'... 阅读全文
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Haybale GuessingTime Limit:1000MSMemory Limit:65536KTotal Submissions:2093Accepted:567DescriptionThe cows, who always have an inferiority complex abou... 阅读全文
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Best Cow LineTime Limit:1000MSMemory Limit:65536KTotal Submissions:13950Accepted:3987DescriptionFJ is about to take hisN(1 ≤N≤ 2,000) cows to the annu... 阅读全文
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Milking TimeTime Limit:1000MSMemory Limit:65536KTotal Submissions:6129Accepted:2571DescriptionBessie is such a hard-working cow. In fact, she is so fo... 阅读全文
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又开学了，又长大了一年，到初三了，感觉又离退役不远了。像我这种苟蒻就算退役也估计了没人知道。 只是感叹一下时间的流逝罢了。 请叫我“真·苟蒻”。 想起暑假和朋（基）友一起搞OI、打桥牌的时光真的是一去不复返。 这一年真是挺难熬的。成绩也不是那么的理想，简直就是文化课和OI完全被屠宰，和老... 阅读全文
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Connected GraphTime Limit:1000MSMemory Limit:30000KTotal Submissions:3010Accepted:1481DescriptionAn undirected graph is a set V of vertices and a set ... 阅读全文