Walkthrough - Kotlin Tour: Hello World

In this lesson, I explored the foundational concepts of Kotlin based on the "Kotlin Tour". This includes variables, string templates, and basic function structures.

Changes Made

Implementation

Created KotlinTour.kt which implements:
- showHelloWorld(): Simple output demonstration.
- demonstrateVariables(): Shows val (read-only) vs var (mutable) behavior.
- demonstrateStringTemplates(): Shows how to embed variables and expressions in strings.
- introducePerson(name: String, age: Int): Uses string templates with parameters.
Updated App.java to execute these functions using the KotlinTourKt class.

Verification

Build: Successfully executed ./gradlew :app:assemble.
Runtime: The outputs correctly reflect variable mutations and string template evaluations.

See the Step-by-Step Explanation for technical details.

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