B 2.2.3 Stacks Python
This section explores the stack data structure, which operates on the LIFO principle (like a stack of plates!). We'll cover key operations (push, pop, peek, isEmpty), their efficiency, and how to choose the right stack implementation (array-based or linked list-based) for your needs. A stack is a fundamental linear data structure in computer science. Its defining principle is LIFO, which stands for "Last-In,...