Introduction to Queues

What is a Queue?

Imagine you're at your favorite coffee shop. It's rush hour, and there's a line of people waiting to place their orders. This line is a perfect real-life example of a Queue! In this line, the person who has been waiting the longest gets served first (we call this the "First In, First Out" or FIFO principle). Just like this, a Queue in computer science is a type of data structure where the element that enters first is the one that gets accessed first.

Now, why should you care about Queues? Well, Queues are an essential data structure in computer science