A rectangle is represented as a list [x1, y1, x2, y2], where (x1, y1) are the coordinates of its bottom-left corner, and (x2, y2) are the coordinates of its top-right corner. Two rectangles overlap if the area of their intersection is positive.  To b…

A rectangle is represented as a list [x1, y1, x2, y2], where (x1, y1) are the coordinates of its bottom-left corner, and (x2, y2) are the coordinates of its top-right corner. Two rectangles overlap if the area of their intersection is positive. To be…

Find the total area covered by two rectilinear rectangles in a2D plane. Each rectangle is defined by its bottom left corner and top right corner as shown in the figure. Assume that the total area is never beyond the maximum possible value of int. Cre…

problem 836. Rectangle Overlap solution: class Solution { public: bool isRectangleOverlap(vector<int>& rec1, vector<int>& rec2) { ]<rec2[] && rec1[]>rec2[] && rec1[]<rec2[] && rec1[]>rec2[]; } }; 参考…

Rectangle Overlap A rectangle is represented as a list [x1, y1, x2, y2], where (x1, y1) are the coordinates of its bottom-left corner, and (x2, y2) are the coordinates of its top-right corner. Two rectangles overlap if the area of their intersection…

https://leetcode.com/problems/rectangle-overlap/ A rectangle is represented as a list [x1, y1, x2, y2], where (x1, y1) are the coordinates of its bottom-left corner, and (x2, y2) are the coordinates of its top-right corner. Two rectangles overlap if…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 题目地址:https://leetcode.com/problems/rectangle-overlap/description/ 题目描述: A rectangle is represented as a list [x1, y1, x2, y2], where (x1, y1) are the coordinates of its bottom-left corner, and (…

A rectangle is represented as a list [x1, y1, x2, y2], where (x1, y1) are the coordinates of its bottom-left corner, and (x2, y2) are the coordinates of its top-right corner. Two rectangles overlap if the area of their intersection is positive.  To b…

这是悦乐书的第325次更新,第348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195题(顺位题号是836).矩形表示为数组[x1,y1,x2,y2],其中(x1,y1)是其左下角的坐标,(x2,y2)是其右上角的坐标. 如果交叉区域为正,则两个矩形重叠.两个仅在拐角处或边缘处接触的矩形不会重叠.给定两个(轴对齐)矩形,判断它们是否重叠.例如: 输入:rec1 = [0,0,2,2],rec2 = [1,1,3,3] 输出:true 输入:rec1 = [0,0…

A rectangle is represented as a list [x1, y1, x2, y2], where (x1, y1) are the coordinates of its bottom-left corner, and (x2, y2) are the coordinates of its top-right corner. Two rectangles overlap if the area of their intersection is positive.  To b…

Two images A and B are given, represented as binary, square matrices of the same size.  (A binary matrix has only 0s and 1s as values.) We translate one image however we choose (sliding it left, right, up, or down any number of units), and place it o…

［抄题］: A rectangle is represented as a list [x1, y1, x2, y2], where (x1, y1) are the coordinates of its bottom-left corner, and (x2, y2) are the coordinates of its top-right corner. Two rectangles overlap if the area of their intersection is positive.…

Rectangle Area Find the total area covered by two rectilinear rectangles in a 2D plane. Each rectangle is defined by its bottom left corner and top right corner as shown in the figure. Assume that the total area is never beyond the maximum possible v…

Description:https://leetcode.com/problems/rectangle-area/ public class Solution { public int computeArea(int A, int B, int C, int D, int E, int F, int G, int H) { int area = (C-A)*(D-B) + (G-E)*(H-F); if (A >= G || B >= H || C <= E || D <= F)…

题意: 分别给出两个矩形的左下点的坐标和右上点的坐标,求他们覆盖的矩形面积? 思路: 不需要模拟,直接求重叠的部分的长宽就行了.问题是如果无重叠部分,注意将长/宽给置为0. class Solution { public: int getArea(int A,int B,int C,int D){return (C-A)*(D-B);} int computeArea(int A, int B, int C, int D, int E, int F, int G, int H) { ; ; re…

class Solution { public: bool isRectangleOverlap(vector<int>& rec1, vector<int>& rec2) { ]<rec2[]&&rec2[]<rec1[]&&rec1[]<rec2[]&&rec2[]<rec1[]; } }; r1left      r2left     r1right      r2right 一个方向上的…

矩形以列表 [x1, y1, x2, y2] 的形式表示,其中 (x1, y1) 为左下角的坐标,(x2, y2) 是右上角的坐标. 如果相交的面积为正,则称两矩形重叠.需要明确的是,只在角或边接触的两个矩形不构成重叠. 给出两个矩形,判断它们是否重叠并返回结果. 示例 1: 输入:rec1 = [0,0,2,2], rec2 = [1,1,3,3] 输出:true 示例 2: 输入:rec1 = [0,0,1,1], rec2 = [1,0,2,1] 输出:false 说明: 两个矩形 rec…

We are given a list of (axis-aligned) rectangles.  Each rectangle[i] = [x1, y1, x2, y2] , where (x1, y1) are the coordinates of the bottom-left corner, and (x2, y2) are the coordinates of the top-right corner of the ith rectangle. Find the total area…

Find the total area covered by two rectilinearrectangles in a 2D plane. Each rectangle is defined by its bottom left corner and top right corner as shown in the figure. Example: Input: A = -3, B = 0, C = 3, D = 4, E = 0, F = -1, G = 9, H = 2 Output:…

223. 矩形面积 223. Rectangle Area 题目描述 在二维平面上计算出两个由直线构成的矩形重叠后形成的总面积. 每个矩形由其左下顶点和右上顶点坐标表示,如图所示. LeetCode223. Rectangle Area中等 示例: 输入: -3, 0, 3, 4, 0, -1, 9, 2 输出: 45 说明: 假设矩形面积不会超出 int 的范围. Java 实现 class Solution { public int computeArea(int A, int B, int…

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…

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…

[2]Add Two Numbers (2018年12月23日,review) 链表的高精度加法. 题解:链表专题:https://www.cnblogs.com/zhangwanying/p/9797184.html [7]Reverse Integer (2018年12月23日, review) 给了一个32位的整数,返回它的reverse后的整数.如果reverse后的数超过了整数的范围,就返回 0. Example 1: Input: 123 Output: 321 Example 2:…

一.204. Count Primes Count the number of prime numbers less than a non-negative number, n. Input: 10 Output: 4 Explanation: There are 4 prime numbers less than 10, they are 2, 3, 5, 7. 1.数学原理:两个质数的乘积一定是合数.一个质数乘以任何数的积都一定不是质数.(除了1) 2.代码:需要注意的点:for (int…

R Tree 第一步,创建R树类. 构建一个RTree生成器.用以创建tree对象. 例子:var tree = new RTree(12) var RTree = function(width){ var _Min_Width = 3; // Minimum width of any node before a merge var _Max_Width = 6; // Maximum width of any node before a split if(!isNaN(width)){ _Mi…

Given N axis-aligned rectangles where N > 0, determine if they all together form an exact cover of a rectangular region. Each rectangle is represented as a bottom-left point and a top-right point. For example, a unit square is represented as [1,1,2,2…

Given N axis-aligned rectangles where N > 0, determine if they all together form an exact cover of a rectangular region. Each rectangle is represented as a bottom-left point and a top-right point. For example, a unit square is represented as [1,1,2,2…

Given a non-empty 2D matrix matrix and an integer k, find the max sum of a rectangle in the matrix such that its sum is no larger than k. Example: Given matrix = [ [1, 0, 1], [0, -2, 3] ] k = 2 The answer is 2. Because the sum of rectangle [[0, 1], […

An image is represented by a binary matrix with 0 as a white pixel and 1 as a black pixel. The black pixels are connected, i.e., there is only one black region. Pixels are connected horizontally and vertically. Given the location (x, y) of one of the…

Given a 2D binary matrix filled with 0's and 1's, find the largest rectangle containing all ones and return its area. 此题是之前那道的Largest Rectangle in Histogram 直方图中最大的矩形 的扩展,这道题的二维矩阵每一层向上都可以看做一个直方图,输入矩阵有多少行,就可以形成多少个直方图,对每个直方图都调用Largest Rectangle in Hist…