// "Change type to MutableMap" "true"
// WITH_STDLIB
fun main() {
    val map = mutableMapOf(1 to "a")<caret>
    map[2] = "b"
}
// FUS_QUICKFIX_NAME: org.jetbrains.kotlin.idea.quickfix.ChangeToMutableCollectionFix
// FUS_K2_QUICKFIX_NAME: org.jetbrains.kotlin.idea.k2.codeinsight.fixes.ChangeToMutableCollectionFixFactories$ChangeToMutableCollectionFix