$ sudo make # pretty easy, huh?

$ doo
$ doo h
doo is a simple tool designed to help you to manage your todo list.

doo                    : list all tasks.
doo rm 1               : remove the task #1.
doo rm 1 3             : remove tasks #1, #3.
doo rp 1 new task      : replace task #1 to "new task"
doo cl                 : remove all tasks.
doo h                  : show this help.
doo Conquer the world. : add the "Conquer the world."
                         task to the list.

Want to use one of the command in your task ? Simply use
the shell quotes :
    $ doo "cl whatever."

Aliases:
    r, rm
    R, rp
    h, -h
    c, cl

$ doo Improve doo.
$ doo Stop procrastinating.
$ doo
   0 - Improve doo.
   1 - Stop procrastinating.
$ doo R doo is already awesome, nope?
$ doo
   0 - doo is already awesome, nope?
   1 - Stop procrastinating.
$ doo a
$ doo b
$ doo d
$ doo e
$ doo
   0 - doo is already awesome, nope?
   1 - Stop procrastinating.
   2 - a
   3 - b
   4 - d
   5 - e
$ doo rm 2
$ doo
   0 - doo is already awesome, nope?
   1 - Stop procrastinating.
   3 - b
   4 - d
   5 - e
$ doo rm 2 3 4 5
$ doo
   0 - doo is already awesome, nope?
   1 - Stop procrastinating.
$ doo cl
$ doo