diff --git a/inc/ft_ls.h b/inc/ft_ls.h
index 9241525..378ed0b 100644
--- a/inc/ft_ls.h
+++ b/inc/ft_ls.h
@@ -54,26 +54,34 @@ typedef struct 		s_dir_elm
 	t_flags			*flags;
 }					t_dir_elm;
 
-void				ft_ls(
-						t_list *filenames,
-						t_list *dir_paths,
-						t_flags *flgs,
-						char *par_dir);
+typedef struct 		s_ft_ls
+{
+	t_list			*lst_fil_names;
+	t_list			*lst_dir_paths;
+	t_list			*lst_fil_meta;
+	int 			one_dir;
+	int 			no_ops;
+	int 			first_print;
+	t_flags			*flgs;
+}					t_ft_ls;
 
-int					parse_input(
-						int ac,
-						char **av,
-						t_list **str_paths,
-						t_flags *flgs);
+void				ft_ls(t_ft_ls *s_ls);
 
-void				init_dir_con_lst(
-						t_list **dir_content_lst, t_list *filenames,
-						t_flags *flgs, char *par_dir);
+void 				ft_ls_fil(t_ft_ls *s_ls, char *full_path);
+
+void				ft_ls_dir(t_ft_ls *s_ls, char *full_path);
+
+int					parse_input(int ac, char **av, t_ft_ls *ft_ls_strct);
+
+void				init_file_meta_lst(t_ft_ls *s_ls, char *full_path);
 
 void				fill_path_lst(t_list **path_lst, char *path);
-void				sort_elms(t_list **del, t_flags *flgs);
+void				sort_files(t_list **del, t_flags *flgs);
 void				sort_dirs(t_list **dirs, t_flags *flgs);
-void				output(t_list *del, char *current_dir, t_flags *flgs);
+
+void				output(t_ft_ls *s_ls);
+void				print_full_path(t_ft_ls *s_ls, char *path);
+
 int					chck_flgs(char *flg, t_flags *flgs);
 void				put_error(char *arg);
 
diff --git a/src/flags.c b/src/flags.c
index 4819e1b..1c5f5a8 100644
--- a/src/flags.c
+++ b/src/flags.c
@@ -4,7 +4,7 @@ int		chck_long_flgs(char *flg, t_flags *flgs)
 {
 	if (*(flg + 1) && (flg += 1))
 	{
-		if (flgs->abn == 0) flgs->abn = (ft_strcmp(flg, "all-by-name") == 0)
+		if (flgs->abn == 0) flgs->abn = (ft_strcmp(flg, "lex") == 0)
 										? 1 : 0;
 		return (0);
 	}
@@ -12,11 +12,11 @@ int		chck_long_flgs(char *flg, t_flags *flgs)
 }
 void	chck_short_flgs(char *flg, t_flags *flgs)
 {
-	if (flgs->l == 0) flgs->l = (ft_strcmp(flg, "l") == 0) ? 1 : 0;
-	if (flgs->a == 0) flgs->a = (ft_strcmp(flg, "a") == 0) ? 1 : 0;
-	if (flgs->R == 0) flgs->R = (ft_strcmp(flg, "R") == 0) ? 1 : 0;
-	if (flgs->t == 0) flgs->t = (ft_strcmp(flg, "t") == 0) ? 1 : 0;
-	if (flgs->col == 0) flgs->col = (ft_strcmp(flg, "1") == 0) ? 1 : 0;
+	if (flgs->l == 0) flgs->l = (ft_strchr(flg, 'l') != NULL) ? 1 : 0;
+	if (flgs->a == 0) flgs->a = (ft_strchr(flg, 'a') != NULL) ? 1 : 0;
+	if (flgs->R == 0) flgs->R = (ft_strchr(flg, 'R') != NULL) ? 1 : 0;
+	if (flgs->t == 0) flgs->t = (ft_strchr(flg, 't') != NULL) ? 1 : 0;
+	if (flgs->col == 0) flgs->col = (ft_strchr(flg, '1') != NULL) ? 1 : 0;
 }
 
 int		chck_flgs(char *flg, t_flags *flgs)
diff --git a/src/ft_ls.c b/src/ft_ls.c
index de200cc..e6ca76e 100644
--- a/src/ft_ls.c
+++ b/src/ft_ls.c
@@ -26,22 +26,24 @@ char 	*get_full_path(char *path, char *dir_ent_name)
 		return (ft_strdup(dir_ent_name));
 }
 
-void	init_dir_con_lst(t_list **dir_content_lst, t_list *filenames,
-						 t_flags *flgs, char *par_dir)
+void init_file_meta_lst(t_ft_ls *s_ls, char *full_path)
 {
 	t_dir_elm		de;
 	char 			*tmp_path;
+	t_list			*lst_rnr;
 
-	while (filenames)
+	lst_rnr = s_ls->lst_fil_names;
+	s_ls->lst_fil_meta = NULL;
+	while (lst_rnr)
 	{
-		de.flags = flgs;
+		de.flags = s_ls->flgs;
 		de.stat_buf_struc = malloc(sizeof(struct stat));
-		de.elm_name = (char *)filenames->content;
-		tmp_path = get_full_path(par_dir, de.elm_name);
+		de.elm_name = (char *)lst_rnr->content;
+		tmp_path = get_full_path(full_path, de.elm_name);
 		stat(tmp_path, de.stat_buf_struc);
-		ft_lstadd(dir_content_lst, ft_lstnew(&de, sizeof(t_dir_elm)));
+		ft_lstadd(&s_ls->lst_fil_meta, ft_lstnew(&de, sizeof(t_dir_elm)));
 		free(tmp_path);
-		filenames = filenames->next;
+		lst_rnr = lst_rnr->next;
 	}
 }
 
@@ -81,61 +83,74 @@ void	init_dir_con_lst(t_list **dir_content_lst, t_list *filenames,
 //	closedir(dp);
 //}
 
-t_list	*extract_files_from_dir(char *dir, char *par_dir)
+t_list	*extract_filenames_from_dir(char *full_path)
 {
 	DIR				*dp;
 	struct dirent	*dir_ent;
 	t_list			*dir_files;
-	char 			*tmp_path;
 
-	tmp_path = get_full_path(par_dir, dir);
-	dp = opendir(tmp_path);
+	dp = opendir(full_path);
 	dir_files = NULL;
-	while ((dir_ent = readdir(dp)))
-		fill_path_lst(&dir_files, dir_ent->d_name);
+	if (dp != NULL)
+		while ((dir_ent = readdir(dp)))
+			fill_path_lst(&dir_files, dir_ent->d_name);
 	closedir(dp);
-	free(tmp_path);
 	return (dir_files);
 }
 
-t_list	*extract_dirs_from_filenames(t_list *filenames, char *par_d)
+t_ft_ls		*extract_dirs_from_filenames(t_ft_ls *s_ls, char *full_path)
 {
-	t_list		*dirs;
-	char 		*tmp_full_path;
-	dirs = NULL;
+	char 		*full_path_with_file;
 
-	while (filenames)
+	s_ls->lst_dir_paths = NULL;
+	while (s_ls->lst_fil_names)
 	{
-		tmp_full_path = get_full_path(par_d, filenames->content);
-		if (opendir(tmp_full_path) && (ft_strcmp(filenames->content, ".") != 0) && (ft_strcmp(filenames->content, "..") != 0))
-			fill_path_lst(&dirs, tmp_full_path);
-		free(tmp_full_path);
-		filenames = filenames->next;
+		full_path_with_file = get_full_path(full_path, s_ls->lst_fil_names->content);
+		if (opendir(full_path_with_file) && (ft_strcmp(s_ls->lst_fil_names->content, ".") != 0) && (ft_strcmp(s_ls->lst_fil_names->content, "..") != 0))
+		{
+			if (s_ls->flgs->a)
+				fill_path_lst(&s_ls->lst_dir_paths, s_ls->lst_fil_names->content);
+			else if (*(char *)s_ls->lst_fil_names->content != '.')
+				fill_path_lst(&s_ls->lst_dir_paths, s_ls->lst_fil_names->content);
+		}
+		s_ls->lst_fil_names = s_ls->lst_fil_names->next;
+		free(full_path_with_file);
 	}
-	return (dirs);
+	return (s_ls);
 }
 
-void		ft_ls(t_list *filenames, t_list *dir_paths, t_flags *flgs,
-				  char *par_dir)
+void ft_ls_dir(t_ft_ls *s_ls, char *full_path)
 {
-	t_list		*dir_content_lst;
+	char 		*full_path_next;
+	t_list		*tmp_rnr;
 
-	dir_content_lst = NULL;
-	if (filenames)
+	sort_dirs(&s_ls->lst_dir_paths, s_ls->flgs);
+	tmp_rnr = s_ls->lst_dir_paths;
+	while (tmp_rnr)
 	{
-		init_dir_con_lst(&dir_content_lst, filenames, flgs, par_dir);
-		sort_elms(&dir_content_lst, flgs);
-		output(dir_content_lst, par_dir, flgs);
-		if (flgs->R)
-			ft_ls(NULL, extract_dirs_from_filenames(filenames, par_dir), flgs, NULL);
-	}
-	if (dir_paths)
-	{
-		sort_dirs(&dir_paths, flgs);
-		while (dir_paths)
-		{
-			ft_ls(extract_files_from_dir(dir_paths->content, par_dir), NULL, flgs, dir_paths->content);
-			dir_paths = dir_paths->next;
-		}
+		full_path_next = get_full_path(full_path, tmp_rnr->content);
+		s_ls->lst_fil_names = extract_filenames_from_dir(full_path_next);
+		ft_ls_fil(s_ls, full_path_next);
+		if (s_ls->flgs->R)
+			ft_ls_dir(extract_dirs_from_filenames(s_ls, full_path_next), full_path_next);
+		tmp_rnr = tmp_rnr->next;
 	}
+}
+
+void ft_ls_fil(t_ft_ls *s_ls, char *full_path)
+{
+
+	init_file_meta_lst(s_ls, full_path);
+	sort_files(&s_ls->lst_fil_meta, s_ls->flgs);
+	if (full_path && !s_ls->one_dir && !s_ls->no_ops)
+		print_full_path(s_ls, full_path);
+	output(s_ls);
+}
+
+void ft_ls(t_ft_ls *s_ls)
+{
+	if (s_ls->lst_fil_names)
+		ft_ls_fil(s_ls, NULL);
+	if (s_ls->lst_dir_paths)
+		ft_ls_dir(s_ls, NULL);
 }
\ No newline at end of file
diff --git a/src/main.c b/src/main.c
index 5765c9d..5acbf90 100644
--- a/src/main.c
+++ b/src/main.c
@@ -15,20 +15,23 @@
 int		main(int argc, char **argv)
 {
 	static t_flags	flgs;
-	t_list			*str_paths[2];
-	int 			no_errors;
+	static t_ft_ls	s_ls;
+	int 			no_errors_and_valid_args;
 
-	str_paths[FILES] = NULL;
-	str_paths[DIRS] = NULL;
-	no_errors = parse_input(argc, argv, str_paths, &flgs);
-	if (str_paths[FILES] || str_paths[DIRS])
+	s_ls.flgs = &flgs;
+	s_ls.first_print = 1;
+	no_errors_and_valid_args = parse_input(argc, argv, &s_ls);
+	if (s_ls.lst_dir_paths || s_ls.lst_fil_names)
 	{
-		ft_ls(str_paths[FILES], str_paths[DIRS], &flgs, NULL);
+		if (ft_lst_len(s_ls.lst_dir_paths) == 1 && ft_lst_len(s_ls.lst_fil_names) == 0 && !s_ls.flgs->R)
+			s_ls.one_dir = 1;
+		ft_ls(&s_ls);
 	}
-	else if (no_errors)
+	else if (no_errors_and_valid_args)
 	{
-		fill_path_lst(&str_paths[DIRS], "./");
-		ft_ls(NULL, str_paths[DIRS], &flgs, NULL);
+		s_ls.no_ops = 1;
+		fill_path_lst(&s_ls.lst_dir_paths, "./");
+		ft_ls(&s_ls);
 	}
 	return 0;
 }
diff --git a/src/output.c b/src/output.c
index ac95ece..d622b63 100644
--- a/src/output.c
+++ b/src/output.c
@@ -6,13 +6,37 @@ void	column_or_line(t_list *entity)
 
 	d_elm = (t_dir_elm *)entity->content;
 	ft_putstr(d_elm->elm_name);
-	if (entity->next)
+	if (!entity->next)
+		ft_putstr("\n");
+	else if (d_elm->flags->col)
+		ft_putstr("\n");
+	else
+		ft_putstr("  ");
+}
+
+int 	is_hidden(char *path)
+{
+	char	*begin;
+	char	*end;
+
+	begin = path;
+	end = path + ft_strlen(path) - 1;
+	if (begin != end)
 	{
-		if (d_elm->flags->col)
-			ft_putstr("\n");
-		else
-			ft_putstr("  ");
+		while (end != begin && *end != '/')
+			end--;
+		if (end == begin)
+		{
+			if (*end == '.')
+				return (1);
+		}
+		else if (*(end + 1) == '.')
+			return (1);
 	}
+	else
+		if (*end == '.')
+			return (1);
+	return (0);
 }
 
 int		out(t_list *entity)
@@ -26,7 +50,7 @@ int		out(t_list *entity)
 		return (1);
 	}
 	else
-		if (*d_elm->elm_name != '.')
+		if (!is_hidden(d_elm->elm_name))
 		{
 			column_or_line(entity);
 			return (1);
@@ -34,25 +58,16 @@ int		out(t_list *entity)
 	return (0);
 }
 
-void	print_full_path(char *path)
+void print_full_path(t_ft_ls *s_ls, char *path)
 {
 	char 	*cur_dir_semi_n;
 
+	s_ls = s_ls;
 	cur_dir_semi_n = ft_strjoin(path, ":\n");
 	ft_putstr(cur_dir_semi_n);
 	free(cur_dir_semi_n);
 }
 
-void 	put_current_dir(char *cur_dir, t_flags *flgs)
-{
-	if (flgs->a)
-		print_full_path(cur_dir);
-	else
-	{
-		if (*cur_dir != '.')
-			print_full_path(cur_dir);
-	}
-}
 
 int		ft_lstiter_ret(t_list *lst, int (*f)(t_list *elem))
 {
@@ -68,10 +83,8 @@ int		ft_lstiter_ret(t_list *lst, int (*f)(t_list *elem))
 	return (i);
 }
 
-void output(t_list *del, char *current_dir, t_flags *flgs)
+void output(t_ft_ls *s_ls)
 {
-	if (current_dir)
-		put_current_dir(current_dir, flgs);
-	if (ft_lstiter_ret(del, out))
-		ft_putstr("\n");
+	ft_lstiter_ret(s_ls->lst_fil_meta, out);
+	ft_putstr("\n");
 }
\ No newline at end of file
diff --git a/src/parse_input.c b/src/parse_input.c
index a41f99c..72c890c 100644
--- a/src/parse_input.c
+++ b/src/parse_input.c
@@ -24,7 +24,7 @@ void	fill_path_lst(t_list **path_lst, char *path)
 	ft_lstadd(path_lst, ft_lstnew(path, ft_strlen(path) + 1));
 }
 
-int		parse_input(int ac, char **av, t_list **str_paths, t_flags *flgs)
+int parse_input(int ac, char **av, t_ft_ls *ft_ls_strct)
 {
 	int 	i;
 	int 	open_type;
@@ -36,13 +36,13 @@ int		parse_input(int ac, char **av, t_list **str_paths, t_flags *flgs)
 		return (no_errors);
 	while (i < ac - 1)
 	{
-		if (chck_flgs(av[i + 1], flgs))
+		if (chck_flgs(av[i + 1], ft_ls_strct->flgs))
 		{
 			open_type = chck_opn(av[i + 1]);
 			if (open_type == 0)
-				fill_path_lst(&str_paths[FILES], av[i + 1]);
+				fill_path_lst(&ft_ls_strct->lst_fil_names, av[i + 1]);
 			else if (open_type == 1)
-				fill_path_lst(&str_paths[DIRS], av[i + 1]);
+				fill_path_lst(&ft_ls_strct->lst_dir_paths, av[i + 1]);
 			else if (open_type == -1)
 				no_errors = 0;
 		}
diff --git a/src/sort.c b/src/sort.c
index 3269d22..1c6d4ec 100644
--- a/src/sort.c
+++ b/src/sort.c
@@ -11,13 +11,20 @@ int 	by_name_and_same_type(t_dir_elm *a, t_dir_elm *b)
 	return (0);
 }
 
-int 	all_lex(t_dir_elm *a, t_dir_elm *b)
+int 	by_name_lex(t_dir_elm *a, t_dir_elm *b)
 {
 	if (ft_strcmp_lex(a->elm_name, b->elm_name) <= 0)
 		return (1);
 	return (0);
 }
 
+int 	by_name(t_dir_elm *a, t_dir_elm *b)
+{
+	if (ft_strcmp(a->elm_name, b->elm_name) <= 0)
+		return (1);
+	return (0);
+}
+
 int 	by_size(t_dir_elm *a, t_dir_elm *b)
 {
 	if (a->stat_buf_struc->st_size <= b->stat_buf_struc->st_size)
@@ -27,10 +34,18 @@ int 	by_size(t_dir_elm *a, t_dir_elm *b)
 
 int 	by_m_time(t_dir_elm *a, t_dir_elm *b)
 {
-	if (a->stat_buf_struc->st_mtim.tv_sec >=
-			b->stat_buf_struc->st_mtim.tv_sec)
+	long 	dif;
+
+	dif = a->stat_buf_struc->st_mtim.tv_sec - b->stat_buf_struc->st_mtim.tv_sec;
+	if (!dif)
+		dif = a->stat_buf_struc->st_mtim.tv_nsec -
+				b->stat_buf_struc->st_mtim.tv_nsec;
+	if (dif < 0)
+		return (0);
+	else if (dif > 0)
 		return (1);
-	return (0);
+	else
+		return (by_name(a, b));
 }
 
 int 	by_type(t_dir_elm *a, t_dir_elm *b)
@@ -41,6 +56,13 @@ int 	by_type(t_dir_elm *a, t_dir_elm *b)
 }
 
 int 	path_by_name(char *a, char *b)
+{
+	if (ft_strcmp(a, b) <= 0)
+		return (1);
+	return (0);
+}
+
+int 	path_by_name_lex(char *a, char *b)
 {
 	if (ft_strcmp_lex(a, b) <= 0)
 		return (1);
@@ -54,18 +76,20 @@ void	by_type_and_name(t_list **del)
 
 }
 
-void	sort_elms(t_list **del, t_flags *flgs)
+void	sort_files(t_list **del, t_flags *flgs)
 {
 	if (flgs->t)
 		ft_lst_merge_sort(del, by_m_time);
-	if (flgs->abn)
-		ft_lst_merge_sort(del, all_lex);
+	else if (flgs->abn)
+		ft_lst_merge_sort(del, by_name_lex);
 	else
-		by_type_and_name(del);
+		ft_lst_merge_sort(del, by_name);
 }
 
 void	sort_dirs(t_list **dirs, t_flags *flgs)
 {
-	flgs = flgs;
-	ft_lst_merge_sort(dirs, path_by_name);
+	if (flgs->abn)
+		ft_lst_merge_sort(dirs, path_by_name_lex);
+	else
+		ft_lst_merge_sort(dirs, path_by_name);
 }
\ No newline at end of file