Rust Programming 2023 - A Comprehensive Course for Beginners - Solution - What Are Functions in Rust

The video tutorial guides viewers through writing a function in Rust, including defining parameters, returning values, and invoking the function. It emphasizes understanding return statements and variable usage. The tutorial concludes with printing the result and encourages viewers to focus on any confusing aspects before moving on to more advanced topics.

Explain the significance of variable Y in the main function.

What should you focus on if you find certain concepts confusing in function writing?