Function example in reference manual

Re: https://kotlinlang.org/docs/reference/functions.html?_ga=2.102416962.230322394.1564882096-723869637.1564510768#parameters

Shouldn’t the following example specify an explicit return type?

fun powerOf(number: Int, exponent: Int) { … }

Thank you, created https://youtrack.jetbrains.com/issue/KT-33227