10i
this is a new line
.
1,20n
$i
this should be towards
the
end
.
$-10,$n
0i
head
.
1,3n
25a
another line here
and here
.
20,30n
0a
at
the beginning
.
1,10n
$
a
...and at
the
end
.
$-10,$n
q
q