摘要:
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
摘要:
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
摘要:
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