Mutable and Immutable Collections

# Kotlin Collections: Mastering Mutable and Immutable Collections Kotlin provides powerful collection types for managing groups of objects. Understanding the difference between `Mutable` and `Immutable` collections is crucial for writing efficient, safe, and maintainable code. Choosing the right type directly impacts how you work with data, preventing unexpected modifications and ensuring data integrity. **Why is this important?** Imagine building a financial app. You wouldn't want someone