摘要： HDU 3530 Subsequence 单调队列 Description There is a sequence of integers. Your task is to find the longest subsequence that satisfies the following condi 阅读全文

摘要： POJ 3494 Largest Submatrix of All 1’s Description Given a m-by-n (0,1)-matrix, of all its submatrices of all 1’s which is the largest? By largest we m 阅读全文