// try to add item and tell it's projected as <out Any?>
// show it's possible using type parameter also
fun printItems(items: MutableList<*>) {
    for(i in items.indices){
        println(items.get(i))
    }
}

fun main(){
    val x: MutableList<Any> = mutableListOf(1,2,"a")
    printItems(x)

}