I - Swap(交换行列是对角线都为1)
摘要:
Given an N*N matrix with each entry equal to 0 or 1. You can swap any two rows or any two columns. Can you find a way to make all the diagonal entries 阅读全文
posted @ 2020-07-29 21:57 程帅霞 阅读(182) 评论(0) 推荐(0) 编辑