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Radar Installation Description Assume the coasting is an infinite straight line. Land is in one side of coasting, sea in the other. Each small island 阅读全文
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The Pilots Brothers' refrigerator Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 17598 Accepted: 6660 Special Judge Description The game “ 阅读全文
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A Knight's JourneyTime Limit: 1000MSMemory Limit: 65536KTotal Submissions: 28630Accepted: 9794DescriptionBackground The knight is getting bored of see... 阅读全文
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B. Prison TransferThe prison of your city has n prisoners. As the prison can't accommodate all of them, the city mayor has decided to transfer c of th... 阅读全文
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A. Police RecruitsThe police department of your city has just started its journey. Initially, they don’t have any manpower. So, they started hiring ne... 阅读全文
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Buy TicketsTime Limit:4000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u DescriptionRailway tickets were difficult to buy around the Lunar New ... 阅读全文
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Minimum Inversion Number Time Limit:1000MS Memory Limit:32768KB 64bit IO Format:%I64d & %I64u Description The inversion number of a given number seque... 阅读全文
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I Hate It Time Limit:3000MS Memory Limit:32768KB 64bit IO Format:%I64d & %I64u Description 很多学校流行一种比较的习惯。老师们很喜欢询问,从某某到某某当中,分数最高的是多少。 这让很多学生很反感。 ... 阅读全文
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Billboard Time Limit:8000MS Memory Limit:32768KB 64bit IO Format:%I64d & %I64u Description At the entrance to the university, there is a huge rectangu... 阅读全文
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Carmichael Numbers (Uva 10006)An important topic nowadays in computer science is cryptography. Some people even think that cryptography is the only i... 阅读全文