This is a list of 20+ key terms and concepts in System Design, along with brief explanations for each. Knowledge breeds humbleness, humbleness breeds competence, competence breeds wealth, wealth breeds righteous duty, and righteous duty breeds happiness. 1. Availability A System is said to be available if it is operational. The availability…

This is a hard question and a significant one. Due to the clever approach, I really enjoyed writing this article, simplifying it for you. The companies where this question has been asked are Goldmann Sachs, Adobe, Facebook (meta), Amazon, Apple, Microsoft, Bloomberg, Oracle, and Google. 😂🤩 so many companies have…

In this article, I will explain the Maximum Circular Subarray Sum problem, which has been asked by Amazon and Microsoft. The algorithm requires you to find the Maximum Subarray Sum (without the wrapping around part), also known as Kadane’s algorithm. …

This problem has been asked by Google, Facebook, and Amazon. ✴✳✴ I would like to suggest one of the best books for coding interview preparations which I personally own and it is possible that you might have already heard about it. It’s Cracking the Coding Interview by 😍 Gayle Laakmann…

Wow! we are finally close to completing the linked list-based coding problems (just five more to go!). This one is a fairly simple problem with many possible approaches. We will discuss the two major ones, brute force, and efficient ones. If you are preparing for a coding interview, try out…

In this article, I will discuss the complete setup I use for competitive programming. If you have your own tricks that improve your experience, please share them with me, It will improve my setup, and I will add them to this article for everyone. There are several aspects that you…

This is one of the popular problems from the linked list as it deals with cycles. I will discuss three approaches to solve the problem, each one better than the previous one. This problem was asked by companies like Amazon, Accolite, MAQ Software, and Samsung. If you preparing for a…

After completing many SDE Sheets from different people and platforms, I chose these 5 sorting problems that best cover the topic and prepare you for several other problems which may need sorting to get to the solution. Sorting-based problems are those which need sorting to find an efficient solution, not…

Under the topic of linked lists, I think this will be a medium category problem. I have explained three solutions (sorted based on their efficiency) in detail, each better than the previous approach. Let’s begin! 😀 Linked lists are always fun to work on. If you are preparing for a…