Job offersCompaniesTestsBlogI'm an employerSign upLog in
Home>IT Tests>Questions>How to flatten a list of lists in Kotlin

Question from the Kotlin test

How to flatten a list of lists in Kotlin

Hard
val nombres = listOf(1, 2, 3) // [1, 2, 3]
val result = nombres.flatMap { listOf(it, it, it) }
println(result)

What value of result is displayed in the console?

Author: W3D TeamStatus: PublishedQuestion passed 712 times
Edit
7
Community EvaluationsNo one has reviewed this question yet, be the first!
Similar Questions
More questions about Kotlin
5
Write a function that returns the maximum of two integers in Kotlin
4
Kotlin: Compile the following code and see the error.
3
Write a Kotlin program that evaluates an arithmetic expression.
2
Print the value of a nullable string in Kotlin
2
Concatenate two strings in Kotlin