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B - LIS Time Limit:1000MS Memory Limit:32768KB 64bit IO Format:%I64d & %I64u Submit Status B - LIS Submit Status Description 一组研究人员正在设计一项实验,以测试猴子的智商。他 阅读全文
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E - LIS Time Limit:1000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Submit Status E - LIS Submit Status Description The world financial crisi 阅读全文
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Given a two-dimensional array of positive and negative integers, a sub-rectangle is any contiguous sub-array of size 1*1 or greater located within the 阅读全文
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C - 编辑距离 时间限制: 1000女士 内存限制: 65536KB 64位输入输出格式: %I64d & %I64u 提交 状态 C - 编辑距离 提交 状态 描述 Let x and y be two strings over some finite alphabet A. We would 阅读全文
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Problem DescriptionNow you are asked to measure a dose of medicine with a balance and a number of weights. Certainly it is not always achievable. So y 阅读全文
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We say a sequence of characters is a palindrome if it is the same written forwards and backwards. For example, ‘racecar’ is a palindrome, but ‘fastcar 阅读全文
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G - 回文串 Time Limit:3000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Submit Status G - 回文串 Submit Status Description A palindrome is a symmetr 阅读全文
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J - 括号匹配 Time Limit:1000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Submit Status J - 括号匹配 Submit Status Description We give the following i 阅读全文