The type command can report the location of binaries but also reports commands built$-$in the shell, functions, and aliases. Use the type command to find out about the ls and echo commands.

$[$sysadmin@localhost links$]$$ type ls

$[$sysadmin@localhost links$]$$ type echo

CHALLENGE #$6$

Using the cd and cat command, find the flag in flag.txt in the Documents folder. What is the flag number?