We define the Perfect Number is a positive integer that is equal to the sum of all its positive divisors except itself. Now, given an integer n ...

For a web developer, it is very important to know how to design a web page's size. So, given a sp ...

Given a 2D binary matrix filled with 0's and 1's, find the largest rectangle containing only 1's and return its area. Example: 此题是之前那道 ...

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 ...

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 ...

Given a set of points in the xy-plane, determine the minimum area of a rectangle formed from these points, with sides parallel to the x and y axes. ...

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 ...

Given n non-negative integers representing the histogram's bar height where the width of each bar is 1, find the area of largest rectangle ...