Introduction  Linked lists are one of the frequently asked data structures in interviews. Some of the questions on the linked list asked in product-based companies like Amazon, Microsoft are  Detect And Remove Cycle, Merge two sorted linked lists, etc.  This ...

Introduction A Linked List is a linear data structure that consists of nodes. Each Node contains a data field and a pointer to the next Node. In Linked List, unlike arrays, elements are not stored at contiguous memory locations but ...

Introduction Remember this diagram from our biology book in school? It shows us how light passes through our eyes, enabling us to see.  But now, as we’re reading this article, we aren’t bothered about how we’re reading it, are we? ...

A Segment Tree is basically said to be an arrangement that permits answering range queries over an array effectively, while still being flexible enough to permit modifying the array. This includes finding the sum of consecutive array elements a[l…r], or ...