Output answers for simple.txt

   1   3  and
   2   3  happiness
   3   3  i
   4   3  land
   5   3  of
   6   3  the
   7   2  is
   8   2  my
   9   2  our
  10   2  save
  11   2  to
  12   2  upon
  13   1  been
  14   1  called
  15   1  creatures
  16   1  doctor
  17   1  embark
  18   1  evil
  19   1  happy
  20   1  has
  21   1  have
  22   1  hello
  23   1  in
  24   1  invaded
  25   1  it
  26   1  lands
  27   1  live
  28   1  luck
  29   1  me
  30   1  mucho

Number of unique words used = 40
Total # of words = 58