import java.util.ArrayList;

import java.util.HashSet;

import java.util.List;

import java.util.Set;

import java.util.stream.Stream;

public class Stream8 {

public static void main(String[] args) {

List<String> list = new ArrayList<>();

list.add("A");

list.add("B");

Stream<String> stringStream = list.stream();

stringStream.forEach(s -> System.out.println(s));

}

}