How to Hide AnWP Football Leagues Admin Menus

function plt_hide_football_leagues_by_anwppro_menus() {
	//Hide "Settings  Tools".
	remove_menu_page('anwp-settings-tools');

	//Hide "Football Leagues".
	remove_menu_page('anwp-football-leagues');
	//Hide "Football Leagues → Documentation".
	remove_submenu_page('anwp-football-leagues', 'anwp-football-leagues');
	//Hide "Football Leagues → Shortcodes".
	remove_submenu_page('anwp-football-leagues', 'anwpfl-shortcodes');
	//Hide "Football Leagues → Support".
	remove_submenu_page('anwp-football-leagues', 'anwpfl-support');
	//Hide "Football Leagues → Plugin Health".
	remove_submenu_page('anwp-football-leagues', 'anwpfl-plugin-health');
	//Hide "Football Leagues → Toolbox".
	remove_submenu_page('anwp-football-leagues', 'anwpfl-toolbox');
	//Hide "Football Leagues → Customize".
	remove_submenu_page('anwp-football-leagues', 'anwpfl-plugin-customize');
	//Hide "Football Leagues → Go Premium".
	remove_submenu_page('anwp-football-leagues', 'redirect_anwpfl_premium');

	//Hide "Competitions".
	remove_menu_page('edit.php?post_type=anwp_competition');
	//Hide "Competitions → All Competitions".
	remove_submenu_page('edit.php?post_type=anwp_competition', 'edit.php?post_type=anwp_competition');
	//Hide "Competitions → Add New Competition".
	remove_submenu_page('edit.php?post_type=anwp_competition', 'post-new.php?post_type=anwp_competition');
	//Hide "Competitions → Leagues".
	remove_submenu_page('edit.php?post_type=anwp_competition', 'edit-tags.php?taxonomy=anwp_league&post_type=anwp_competition');
	//Hide "Competitions → Seasons".
	remove_submenu_page('edit.php?post_type=anwp_competition', 'edit-tags.php?taxonomy=anwp_season&post_type=anwp_competition');
	//Hide "Competitions → Standing Tables".
	remove_submenu_page('edit.php?post_type=anwp_competition', 'edit.php?post_type=anwp_standing');

	//Hide "Players".
	remove_menu_page('edit.php?post_type=anwp_player');
	//Hide "Players → All Players".
	remove_submenu_page('edit.php?post_type=anwp_player', 'edit.php?post_type=anwp_player');
	//Hide "Players → Add New Player".
	remove_submenu_page('edit.php?post_type=anwp_player', 'post-new.php?post_type=anwp_player');

	//Hide "Clubs".
	remove_menu_page('edit.php?post_type=anwp_club');
	//Hide "Clubs → Clubs".
	remove_submenu_page('edit.php?post_type=anwp_club', 'edit.php?post_type=anwp_club');
	//Hide "Clubs → Add New Club".
	remove_submenu_page('edit.php?post_type=anwp_club', 'post-new.php?post_type=anwp_club');
	//Hide "Clubs → Stadiums".
	remove_submenu_page('edit.php?post_type=anwp_club', 'edit.php?post_type=anwp_stadium');

	//Hide "Matches".
	remove_menu_page('edit.php?post_type=anwp_match');
	//Hide "Matches → All Matches".
	remove_submenu_page('edit.php?post_type=anwp_match', 'edit.php?post_type=anwp_match');
	//Hide "Matches → Add New Match".
	remove_submenu_page('edit.php?post_type=anwp_match', 'post-new.php?post_type=anwp_match');

	//Hide "Staff".
	remove_menu_page('edit.php?post_type=anwp_staff');
	//Hide "Staff → Staff".
	remove_submenu_page('edit.php?post_type=anwp_staff', 'edit.php?post_type=anwp_staff');
	//Hide "Staff → Add Staff Member".
	remove_submenu_page('edit.php?post_type=anwp_staff', 'post-new.php?post_type=anwp_staff');

	//Hide "Referee".
	remove_menu_page('edit.php?post_type=anwp_referee');
	//Hide "Referee → Referee".
	remove_submenu_page('edit.php?post_type=anwp_referee', 'edit.php?post_type=anwp_referee');
	//Hide "Referee → Add Referee".
	remove_submenu_page('edit.php?post_type=anwp_referee', 'post-new.php?post_type=anwp_referee');
}

add_action('admin_menu', 'plt_hide_football_leagues_by_anwppro_menus', 11);
Where do I put this code?