题目描述 Given a m x n matrix, if an element is 0, set its entire row and column to 0. Do it in place. click to show follow up. Follow up: Did you use extra space?A straight forward solution using O(m n) space is probably a bad idea.A simple improvement
Today we have learned the Matrix Factorization, and I want to record my study notes. Some kownledge which I have learned before is forgot...(呜呜) 1.Terminology 单位矩阵:identity matrix 特征值:eigenvalues 特征向量:eigenvectors 矩阵的秩:rank 对角矩阵:diagonal matrix 对角化矩阵
Fibonacci Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 13677 Accepted: 9697 Description In the Fibonacci integer sequence, F0 = 0, F1 = 1, and Fn = Fn − 1 + Fn − 2 for n ≥ 2. For example, the first ten terms of the Fibonacci sequenc