Conclusion
In this lesson, you’ve learned about the history of the Kotlin programming language, the features it offers, and the fundamentals of Kotlin. You also learned:
- How to use 
printlnto print arguments on a new line on the console. - About variables and how they let you store data for use later.
 - How to create immutable or read-only variables using the 
valkeyword - How to create mutable variables that can change later using the 
varkeyword.