Practice Problems: Kotlin Basics

[minimal-designer]

URL of codelab
https://developer.android.com/codelabs/basic-android-kotlin-compose-intro-kotlin-practice-problems?authuser=2&continue=https%3A%2F%2Fdeveloper.android.com%2Fcourses%2Fpathways%2Fandroid-basics-compose-unit-1-pathway-1%3Fauthuser%3D2%23codelab-https%3A%2F%2Fdeveloper.android.com%2Fcodelabs%2Fbasic-android-kotlin-compose-intro-kotlin-practice-problems#11

In which task and step of the codelab can this issue be found?
Task Name: String concatenation
Step: 1

Describe the problem
The answer written is : The total party size is: 2030,
Which is wrong, 20+30 would be 50 I think which was an error from your side

Steps to reproduce?

1. Go to... https://developer.android.com/codelabs/basic-android-kotlin-compose-intro-kotlin-practice-problems?authuser=2&continue=https%3A%2F%2Fdeveloper.android.com%2Fcourses%2Fpathways%2Fandroid-basics-compose-unit-1-pathway-1%3Fauthuser%3D2%23codelab-https%3A%2F%2Fdeveloper.android.com%2Fcodelabs%2Fbasic-android-kotlin-compose-intro-kotlin-practice-problems#11

2. Click on... Scroll down

3. See error... "The total party size is: 2030"

Versions
Android Studio version:
API version of the emulator:

Additional information
Include screenshots if they would be useful in clarifying the problem.