// WITH_RUNTIME
// INTENTION_TEXT: "Replace with 'flatMap{}.filter{}.mapIndexedTo(){}'"
// INTENTION_TEXT_2: "Replace with 'asSequence().flatMap{}.filter{}.mapIndexedTo(){}'"
fun foo(list: List<String>, target: MutableCollection<Int>) {
    <caret>list
        .flatMap { it.indices }
        .filter { it != 10 }
        .mapIndexedTo(target) { i, j -> i + j }
}