// "Replace IntStream.range().map() with list.stream()" "true" import java.util.ArrayList; import java.util.List; import java.util.stream.IntStream; public class Test extends ArrayList<String> { public void test(List<List<String>> list) { int[] arr1 = IntStream.range(0, list.size()).m<caret>ap(index -> list.get(index).size()).toArray(); } }