--rw-rw---- rsc sys   16 Feb 12  2006 email
--rw-rw-r-- rsc sys   53 Feb 12  2006 files
--rw-rw-r-- rsc sys 5448 Feb 12  2006 ls.c
--rw-rw-r-- rsc sys  317 Feb 13  2006 notes
--rw-rw-r-- rsc sys   90 Feb 13  2006 origls
--rwxrwxr-x rsc sys   90 Feb 12  2006 printf
--rw-rw-r-- rsc sys  832 Feb 12  2006 readme