Design an algorithm and write code to find the first common ancestor of two nodes in a binary tree. Avoid storing additional nodes in a data structure. Given an infinite number of quarters (25 cents), ...

A list of integers is said to be a valley if it consists of a sequence of strictly decreasing values followed by a sequence of strictly increasing values. The decreasing and increasing sequences must ...

In computer programming, a data structure may be selected or designed to store data for the purpose of working on it with various algorithms. Different kinds of data structures are suited to different ...

Mastering algorithms and data structures is a cornerstone of effective programming. To excel in this area, you need to understand the fundamental concepts and apply them through consistent practice.

Here is the list of 7 algorithms and data structure that every programmer have in their mind. These algorithms are used to classify or sort a list of items in a way suitable to the user. They may have ...

Before we dive into the social implications, let's quickly review what data structures and algorithms are and why they matter. A data structure is a way of storing and organizing data, such as ...

You must be good at these if you ever wanted to be proficient in competitive programming i.e., time and space complexity algorithm analysis, and good practice of all Data Structures like Array, List, ...

This course teaches algorithms and data structures through hands-on coding challenges and real-world applications. It covers topics like greedy algorithms, binary search, and dynamic programming and ...