Swift: Playgrounds are Great for LeetCode Challenges!

Photo by Artem Kniaz on Unsplash

Setting up Playgrounds

The problem

LeetCode has a problem: 1619

Conclusion

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store