Given the coordinates of four points in 2D space, return whether the four points could construct a square. The coordinate (x,y) of a point is represented by an integer …
First of all EigenValues and EigenVectors are part of Linear Algebra. The branch of Mathematics which deals with linear equations, matrices, and vectors. The prime focus of the branch …
Design a class to find the kth largest element in a stream. Note that it is the kth largest element in the sorted order, not the kth distinct element. …
For a binary tree T, we can define a flip operation as follows: choose any node, and swap the left and right child subtrees. A binary tree X is …
In here, we talk about the implementation of QuickSort in Python – the well-known and standard sorting algorithm that is used today. It is not so easy to implement …
Normally, the factorial of a positive integer n is the product of all positive integers less than or equal to n. For example, factorial(10) = 10 * 9 * …