public static final int CHUNK = 20;
    static boolean add = true;
    static int targetDaun = 559833339;

    public static void main(String[] args) throws ClientException, ApiException, InterruptedException {
        //vkApiClient.status().set(VALERA).text("Сущее сосущее0").execute();
        List<Photo> memes = vkApiClient.photos().get(VALERA).ownerId(VALERA.getId()).albumId("saved").execute().getItems();

        List<Photo> items = vkApiClient.photos().get(VALERA).ownerId(targetDaun).albumId("profile").execute().getItems();

        //Photo coronoVirus = items.get(items.size()-1);

        List<AbstractQueryBuilder> batch = new ArrayList<>(CHUNK);
        List<WallComment> wallComments = Collections.emptyList();

        for(Photo coronoVirus : items) {
            for (int i = 0, len = add ? 999
                    : (wallComments = vkApiClient.photos().getComments(VALERA, coronoVirus.getId())
                    .ownerId(targetDaun)
                    .execute().getItems()).size();
                 i < len; ++i) {
                if (add) {
                    System.out.println("create comment");
                    PhotosCreateCommentQuery createCommentQuery = vkApiClient.photos()
                            .createComment(VALERA, coronoVirus.getId())
                            .ownerId(targetDaun);
                    if (ThreadLocalRandom.current().nextBoolean()) {
                        createCommentQuery.message(ThreadLocalRandom.current().ints(256, 0, 122)
                                .collect(StringBuilder::new, StringBuilder::appendCodePoint, StringBuilder::append)
                                .toString()
                                .repeat(5)
                        );
                    } else {
                        Photo rand = memes.get(ThreadLocalRandom.current().nextInt(memes.size()));
                        createCommentQuery.attachments("photo" + rand.getOwnerId() + '_' + rand.getId());
                    }
                    batch.add(createCommentQuery);
                } else {
                    System.out.println("delete comment");
                    batch.add(vkApiClient.photos().deleteComment(VALERA, wallComments.get(i).getId()).ownerId(targetDaun));
                }
                if (i % CHUNK == 0 || i == len - 1) {
                    System.out.println("push");
                    vkApiClient.execute().batch(VALERA, batch).execute();
                    batch.clear();
                    Thread.sleep(2000);
                }
            }
            Thread.sleep(500);
        }
    }