// "Replace Stream API chain with loop" "true" import java.util.*; import java.util.stream.Collectors; public class Main { private static void getMap(List<String> strings) { List<Integer> list = new ArrayList<>(); for (String string : strings) { Integer len = string.length(); Integer integer = len * 2; list.add(integer); } System.out.println(list); } public static void main(String[] args) { getMap(Arrays.asList("a", "bbb", "cccc", "dddd", "ee", "e")); } }