Your First Kotlin Android App: An App From Scratch

Aug 15 2023 · Kotlin 1.8.20, Android 13, Android Studio Flamingo | 2022.2.1

Part 3: Coding in Kotlin

26. Use a Math Function

Episode complete

Play next episode

Next
About this episode
Leave a rating/review
See forum comments
Cinema mode Mark complete Download course materials
Previous episode: 25. Challenge: Rewrite the Difference Calculation Code Next episode: 27. Conclusion

Get immediate access to this and 4,000+ other videos and books.

Take your career further with a Kodeco Personal Plan. With unlimited access to over 40+ books and 4,000+ professional videos in a single subscription, it's simply the best investment you can make in your development career.

Learn more Already a subscriber? Sign in.

Notes: 26. Use a Math Function

abs

Heads up... You've reached locked video content where the transcript will be shown as obfuscated text.

At this point, you鈥檝e simplified your algorithm to calculate the difference down to a few lines of code.

fun pointsForCurrentRound(): Int {
    val maxScore = 100
    val difference = targetValue - sliderToInt
    return maxScore - difference
}
val difference = abs(targetValue - sliderToInt)