Introduction to Scala

Scala is a powerful programming language that combines object-oriented and functional programming paradigms.

Key Features:

• Runs on the JVM
• Fully compatible with Java
• Functional programming support
• Strong static type system
• Concise syntax

Hello World:

object HelloWorld {
  def main(args: Array[String]): Unit = {
    println("Hello, Scala!")
  }
}

Values and Variables:

val immutable = 10  // Cannot be reassigned
var mutable = 20    // Can be reassigned