Learn problem-solving in Rust by tackling 24 brain-teasing puzzles. Enhance your skills with Rust playground, boost your coding efficiency through Rust practice, and test yourself with a Rust quiz.

Become a Rust Web Developer

In this module, we’ll dive into Rust’s unique features through 24 brain-teasing puzzles and use the Rust playground for hands-on exploration. Each puzzle will be thoroughly explained, helping us improve our understanding of Rust. By the end of the module, we'll be well-prepared to tackle more advanced concepts with enhanced problem-solving skills, thanks to practical Rust experience.

Rust Playground

## Guess the output
Before moving on to the explanation, try to guess the output of the following program. Good luck!

# Guess the output
Before moving on to the explanation, try to guess the output of the following program. Good luck!

Let’s solve this self-referential and borrowing puzzle in Rust.

Puzzles

Conclusion

Puzzle 21: Tying a Gordian Knot

Guess the output