accrazypt的博客

单调队列 Given a matrix of size n\times mn×m and an integer {k}k, where A[i,j] = lcm(i, j）=lcm(i,j), the least common multiple of {i}i and {j}j. You should determine the sum of the maximums among all k\times kk×k submatrices. 输入描述: Only one line containing thr