> invalid command
> > /Users/ross/proj/cs31a/pa1/test
> bar
foo
> why
hello
there
how
are
you hello
blah
grr hello
grr
stuff
> why
hello
there
how
are
you hello
blah
grr hello
grr
stuff
this is a second
test file, hello!
> 12
> hello
you hello
grr hello
test file, hello!
> 4
> > bar
foo
friendly-lines
> hello
you hello
grr hello
test file, hello!
> 1
> goodbye