6. <Important> Flipping an Image
Title:Given a binary matrix To flip an image horizontally means that each row of the image is reversed.? For example,flipping? To invert an image means?that each Example 1:Input: [[1,0],[1,1],[0,0]] Output: [[1,1]] Explanation: First reverse each row: [[0,0]]. Then,invert the image: [[1,1]] Example 2:Input: [[1,0]] Explanation: First reverse each row: [[0,1]]. Then invert the image: [[1,0]] Note:
Analysis of Title:Title is clear. Test case:[[1,0]] Python:class Solution(object): return [[j^1 for j in i] for i in A] Analysis of Code:Very clever! It use the?XOR which I never mind. Node:Related explanations are in the pycharm. (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |