Given a 2D integer matrix M representing the gray scale of an image, you need to design a smoother to make the gray scale of each cell becomes the average gray scale (rounding down) of all the 8 surrounding cells and itself. If a cell has less than 8…

Given a 2D integer matrix M representing the gray scale of an image, you need to design a smoother to make the gray scale of each cell becomes the average gray scale (rounding down) of all the 8 surrounding cells and itself. If a cell has less than 8…

661. Image Smoother[easy] Given a 2D integer matrix M representing the gray scale of an image, you need to design a smoother to make the gray scale of each cell becomes the average gray scale (rounding down) of all the 8 surrounding cells and itself.…

problem 661. Image Smoother 题意:其实类似于图像处理的均值滤波. solution: 妙处在于使用了一个dirs变量来计算邻域数值,看起来更简洁! class Solution { public: vector<vector<int>> imageSmoother(vector<vector<int>>& M) { ].empty()) return {}; vector<vector<, -}, {-, },…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 方法一:暴力解决 日期 题目地址:https://leetcode.com/problems/image-smoother/description/ 题目描述 Given a 2D integer matrix M representing the gray scale of an image, you need to design a smooth…

Given a 2D integer matrix M representing the gray scale of an image, you need to design a smoother to make the gray scale of each cell becomes the average gray scale (rounding down) of all the 8 surrounding cells and itself. If a cell has less than 8…

Given a 2D integer matrix M representing the gray scale of an image, you need to design a smoother to make the gray scale of each cell becomes the average gray scale (rounding down) of all the 8 surrounding cells and itself. If a cell has less than 8…

［抄题］: Given a 2D integer matrix M representing the gray scale of an image, you need to design a smoother to make the gray scale of each cell becomes the average gray scale (rounding down) of all the 8 surrounding cells and itself. If a cell has less…

Given a 2D integer matrix M representing the gray scale of an image, you need to design a smoother to make the gray scale of each cell becomes the average gray scale (rounding down) of all the 8 surrounding cells and itself. If a cell has less than 8…

661. 图片平滑器 包含整数的二维矩阵 M 表示一个图片的灰度.你需要设计一个平滑器来让每一个单元的灰度成为平均灰度 (向下舍入) ,平均灰度的计算是周围的8个单元和它本身的值求平均,如果周围的单元格不足八个,则尽可能多的利用它们. 示例 1: 输入: [[1,1,1], [1,0,1], [1,1,1]] 输出: [[0, 0, 0], [0, 0, 0], [0, 0, 0]] 解释: 对于点 (0,0), (0,2), (2,0), (2,2): 平均(3/4) = 平均(0.75) =…

static int wing=[]() { std::ios::sync_with_stdio(false); cin.tie(NULL); ; }(); class Solution { public: bool valid(int i,int j,vector<vector<int>> &M) { &&i<M.size()&&j>=&&j<M[].size()) return true; return…

图片平滑器 包含整数的二维矩阵 M 表示一个图片的灰度.你需要设计一个平滑器来让每一个单元的灰度成为平均灰度 (向下舍入) ,平均灰度的计算是周围的8个单元和它本身的值求平均,如果周围的单元格不足八个,则尽可能多的利用它们. 示例 1: 输入: [[1,1,1], [1,0,1], [1,1,1]] 输出: [[0, 0, 0], [0, 0, 0], [0, 0, 0]] 解释: 对于点 (0,0), (0,2), (2,0), (2,2): 平均(3/4) = 平均(0.75) = 0 对于…

package y2019.Algorithm.array; /** * @ProjectName: cutter-point * @Package: y2019.Algorithm.array * @ClassName: IsOneBitCharacter * @Author: xiaof * @Description: TODO 717. 1-bit and 2-bit Characters * We have two special characters. The first charac…

突然很想刷刷题,LeetCode是一个不错的选择,忽略了输入输出,更好的突出了算法,省去了不少时间. dalao们发现了任何错误,或是代码无法通过,或是有更好的解法,或是有任何疑问和建议的话,可以在对应的随笔下面评论区留言,我会及时处理,在此谢过了. 过程或许会很漫长,也很痛苦,慢慢来吧. 编号 题名 过题率 难度 1 Two Sum 0.376 Easy 2 Add Two Numbers 0.285 Medium 3 Longest Substring Without Repeating C…

645. Set Mismatch The set S originally contains numbers from 1 to n. But unfortunately, due to the data error, one of the numbers in the set got duplicated to another number in the set, which results in repetition of one number and loss of another nu…

All LeetCode Questions List(Part of Answers, still updating) 题目汇总及部分答案(持续更新中) Leetcode problems classified by company 题目按公司分类(Last updated: October 2, 2017) .   Top Interview Questions # Title Difficulty Acceptance 1 Two Sum Medium 17.70% 2 Add Two N…

All LeetCode Questions List 题目汇总 Sorted by frequency of problems that appear in real interviews. Last updated: October 2, 2017Google (214)534 Design TinyURL388 Longest Absolute File Path683 K Empty Slots340 Longest Substring with At Most K Distinct C…

终于将LeetCode的免费题刷完了,真是漫长的第一遍啊,估计很多题都忘的差不多了,这次开个题目汇总贴,并附上每道题目的解题连接,方便之后查阅吧~ 如果各位看官们,大神们发现了任何错误,或是代码无法通过OJ,或是有更好的解法,或是有任何疑问,意见和建议的话,请一定要在对应的帖子下面评论区留言告知博主啊(如果不方便注册博客园的话,可以下载下文提到的APP,在Feedback中给博主发邮件交流哈),同时也请大家踊跃地,大量地,盲目地提供各个题目的follow up一起讨论哈,多谢多谢,祝大家刷得愉快…

因为在开始写这个博客之前,已经刷了100题了,所以现在还是有很多题目没有加进来,为了方便查找哪些没加进来,先列一个表可以比较清楚的查看,也方便给大家查找.如果有哪些题目的链接有错误,请大家留言和谅解,链多了会眼花.  # Title Category Difficulty  697  Degree of an Array  Algorithms  Easy  695  Max Area of Island  Algorithms  Easy  674  Longest Continuous In…

第六天 30.(219) Contains Duplicate II JAVA class Solution { public boolean containsNearbyDuplicate(int[] nums, int k) { Map<Integer,Integer> map = new HashMap<Integer,Integer>(); for(int i =0;i<nums.length;i++){ if(map.containsKey(nums[i])) if…

Note: 后面数字n表明刷的第n + 1遍, 如果题目有**, 表明有待总结 Conclusion questions: [LeetCode] questions conclustion_BFS, DFS LeetCode questions conclustion_Path in Tree [LeetCode] questions conlusion_InOrder, PreOrder, PostOrder traversal [LeetCode] questions for Dynamic…

118. Pascal's Triangle Given numRows, generate the first numRows of Pascal's triangle. For example, given numRows = 5,Return [ [1], [1,1], [1,2,1], [1,3,3,1], [1,4,6,4,1] ] class Solution(object): def generate(self, numRows): """ :type numR…

Given a 2D integer matrix M representing the gray scale of an image, you need to design a smoother to make the gray scale of each cell becomes the average gray scale (rounding down) of all the 8 surrounding cells and itself. If a cell has less than 8…

这是悦乐书的第282次更新,第299篇原创 01 看题和准备 今天介绍的是LeetCode算法题中Easy级别的第150题(顺位题号是661).给定表示图像灰度的2D整数矩阵M,您需要设计一个平滑器以使每个单元的灰度变为所有8个周围单元及其自身的平均灰度(向下舍入).如果一个单元的周围单元少于8个,那么尽可能多地使用单元.例如: 输入:[[1,1,1],[1,0,1][1,1,1]] 输出:[[0,0,0],[0,0,0],[0,0,0]] 说明: 对于点(0,0),(0,2),(2,0),(2…

原题链接在这里:https://leetcode.com/problems/image-smoother/description/ 题目: Given a 2D integer matrix M representing the gray scale of an image, you need to design a smoother to make the gray scale of each cell becomes the average gray scale (rounding down…

问题 该文章的最新版本已迁移至个人博客[比特飞],单击链接 https://www.byteflying.com/archives/3730 访问. 包含整数的二维矩阵 M 表示一个图片的灰度.你需要设计一个平滑器来让每一个单元的灰度成为平均灰度 (向下舍入) ,平均灰度的计算是周围的8个单元和它本身的值求平均,如果周围的单元格不足八个,则尽可能多的利用它们. 输入: [[1,1,1],  [1,0,1],  [1,1,1]] 输出: [[0, 0, 0],  [0, 0, 0],  [0, 0…

请点击页面左上角 -> Fork me on Github 或直接访问本项目Github地址:LeetCode Solution by Swift    说明:题目中含有$符号则为付费题目. 如:[Swift]LeetCode156.二叉树的上下颠倒 $ Binary Tree Upside Down 请下拉滚动条查看最新 Weekly Contest!!! Swift LeetCode 目录 | Catalog 序        号 题名Title 难度     Difficulty  两数之…

Contest 41 ()(题号) Contest 42 ()(题号) Contest 43 ()(题号) Contest 44 (2018年12月6日,周四上午)(题号653—656) 链接:https://leetcode.com/contest/leetcode-weekly-contest-44 比赛情况记录:就做出来两题,第三题不难,然而就是在算坐标的时候卡住了.orz.结果:2/4,ranking:637/2272.第四题没看题,第三题搞得心情不好了orz. [653]Two Sum…

数组篇 # 题名 刷题 通过率 难度 1 两数之和 C#LeetCode刷题之#1-两数之和(Two Sum) 43.1% 简单 4 两个排序数组的中位数 C#LeetCode刷题之#4-两个排序数组的中位数(Median of Two Sorted Arrays)-该题未达最优解 30.1% 困难 11 盛最多水的容器 C#LeetCode刷题之#11-盛最多水的容器(Container With Most Water) 37.9% 中等 15 三数之和 C#LeetCode刷题之#15-三数…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 把自己刷过的所有题目做一个整理,并且用简洁的语言概括了一下思路,汇总成了一个表格. 题目的排列顺序是按照先Easy再Medium再Hard排列的,暂时还没有把题目全部整理完成.后序我会把刷过的所有的题目都整理到这个文档里. 题目 难度 解法 题目地址 566. Reshape the Matrix Easy 变长数组,求余法,维护行列计算在新的数组中的位置 https://blog.c…