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The problem was not very difficult, but I hadn't done any LeetCode practice, so I couldn't solve it. The interviewer was straightforward and didn't chitchat at all; it felt all technical, which is actually good if you can solve the problem.

A factory is a simple function that allows us to add some logic to a created object and return it. The factory is also used to create and return a function in the form of reusable code, which can be used anywhere within the application.

Before diving into more in-depth interviews, you'll typically have one or two shorter conversations over the phone or via video. These will usually be with a recruiter and then with either the hiring manager or a peer on the team. They are designed