给你一个数组 rectangles ，其中 rectanglesi = xi, yi, ai, bi 表示一个坐标轴平行的矩形。这个矩形的左下顶点是 (xi, yi) ，右上顶点是 (ai, bi) 。

我们知道一个矩形有四个顶点，但是只要两个顶点的坐标就可以确定一个矩形了（比如左下角和右上角两个顶点坐标）。

Find the total area covered by two rectilinear rectangles in a 2D plane.

Given N axis-aligned rectangles where N > 0, determine if they all together form an exact cover of a rectangular region.

难度顺序：。代码分为头文件和Solution主体部分，头文件在文末。A.可以形成最大正方形的矩形数目「提示：」1 <= rectangles.length <= 1000rectangles[i].length == 21 <= li, wi <= 10^9li != wi「思路：」遍历一遍记录最.....

You are given nn rectangles on a plane with coordinates of their bottom left and upper right points. Some (n−1)(n−1) of the given nn rectangles have some common...

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 ...

该文讲述了如何计算给定网格中角落矩形数量的方法。首先，介绍了给定网格的示例，然后描述了计算角落矩形数量的过程，包括遍历不同两行以找到可以构成纵向边的个数，再组合一波。最后，介绍了使用该方法计算角落矩形数量在Java...