This is in response to ak who does not like Ubuntu because he does not like to sudo all the time.
ak you will have to find at least a couple of reasons more, because this is so easy to solve.
n:~$sudo bash [sudo] password for g0: n:~#id uid=0(root) gid=0(root) groups=0(root) n:~#
or
n:~$sudo -s [sudo] password for g0: n:~#id uid=0(root) gid=0(root) groups=0(root) n:~#