摘要: You are given annxn2D matrix representing an image.Rotate the image by 90 degrees (clockwise).Follow up:Could you do this in-place?可以找规律 得出映射关系,(i,j)=... 阅读全文
posted @ 2015-01-21 22:54 birdhack 阅读(114) 评论(0) 推荐(0) 编辑