$ ls -ld . * */*drwxr-xr-x ping staff 32768 Apr 2 2010 .-rw----r-- ping students 31359 Jul 24 2011 manual.txt-r--rw--w- bob students 4359 Jul 24 2011 report.txt-rwsr--r-x bob students 141359 Jun 1 2013 microeditdr--r-xr-x bob staff 32768 Jul 23 2011 src-rw-r--r-- bob staff 81359 Feb 28 2012 src/code.c-r--rw---- emma students 959 Jan 23 2012 src/code.h