04-09-2013
I don't see any 0 in the first column in your file in the first post.
Can you post your input file and the desired output?
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ID(1) FSF ID(1)
NAME
id - print real and effective UIDs and GIDs
SYNOPSIS
id [OPTION]... [USERNAME]
DESCRIPTION
Print information for USERNAME, or the current user.
-a ignore, for compatibility with other versions
-g, --group
print only the effective group ID
-G, --groups
print all group IDs
-n, --name
print a name instead of a number, for -ugG
-r, --real
print the real ID instead of the effective ID, with -ugG
-u, --user
print only the effective user ID
--help display this help and exit
--version
output version information and exit
Without any OPTION, print some useful set of identified information.
AUTHOR
Written by Arnold Robbins and David MacKenzie.
REPORTING BUGS
Report bugs to <bug-coreutils@gnu.org>.
COPYRIGHT
Copyright (C) 2002 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU-
LAR PURPOSE.
SEE ALSO
The full documentation for id is maintained as a Texinfo manual. If the info and id programs are properly installed at your site, the com-
mand
info id
should give you access to the complete manual.
id (coreutils) 4.5.3 February 2003 ID(1)