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2019年7月31日
rotate-image
摘要： /** * * @author gentleKay * You are given an n x n 2D matrix representing an image. * Rotate the image by 90 degrees (clockwise). * Follow up: * Could 阅读全文
posted @ 2019-07-31 15:40 gentleKay 阅读(268) 评论(0) 推荐(0)
search-a-2d-matrix
摘要： /** * * @author gentleKay * Write an efficient algorithm that searches for a value in an m x n matrix. This matrix has the following properties: * Int 阅读全文
posted @ 2019-07-31 15:33 gentleKay 阅读(142) 评论(0) 推荐(0)
gray-code
摘要： /** * * @author gentleKay * The gray code is a binary numeral system where two successive values differ in only one bit. * Given a non-negative intege 阅读全文
posted @ 2019-07-31 15:31 gentleKay 阅读(315) 评论(0) 推荐(0)