// "Replace Stream API chain with loop" "true" import java.util.List; import static java.util.Arrays.asList; public class Main { public static int test(List list) { return list.stream().reduce(0, (a, b) -> a+b.length(), Integer::sum); } public static void main(String[] args) { System.out.println(test(asList("a", "b", "c"))); } }