Grokking the Coding Interview: Patterns for Coding Questions

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Operations on Stack

This chapter aims to demystify the main operations involved in manipulating a stack: push, pop, peek, and isEmpty. We will examine these operations closely, detailing their functionality, providing coding examples, and highlighting their importance in problem-solving.

Push Operation

Let's start with the push operation. As we've previously learned, push adds a new element to the top of the stack. Think of it like placing a new dish on top of a pile in your sink - the new dish (our data) is added to the top of the pile (our stack).

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