A new version 203-1.4.31-release-IJ7148.5 of the Kotlin plugin is available.

private const val WORD_PATTERN = """[A-Za-z][A-Za-z']*"""
private val WORD_REGEX = Regex(WORD_PATTERN)

fun top3(s: String): List<String> {
    val words = WORD_REGEX.findAll(s).map{ it.groupValues[0].toLowerCase() }
    val occurrences = mutableMapOf<String, Int>()
    for (word in words) {
        occurrences[word] = (occurrences[word] ?: 0) + 1
    }
    return occurrences.toList()
        .sortedByDescending{ it.second }
        .map{ it.first }
        .take(3)
}

when() { is .. }`

val myList = (1..100).toList().chunked(5) -> gives me the right answer

val result = (1..45).toList().chunked(5)) -> gives me only 9 chunks

class Container<in T>(private val t: T) 

open class Noun
open class City: Noun()
class Capital: City()

fun goCity(container: Container<City>) {
    println(container)
}

fun main() {
    goCity(Container(Noun())) // pass in a super type of City, this is what I would expect as it is defined contravariance
    goCity(Container(Capital())) // pass in a sub type of City, would not have expected this as it is defined contravariance
}

test

expect class