babbage% fileletters-3
This program counts letter frequencies in a file
Enter file name: character.file
Frequency counts of letters in character.file.

  a  b  c  d  e  f  g  h  i  j  k  l  m  n  o  p  q  r  s  t  u  v  w  x  y  z
 42 41 40 39 38 37 36 35 34 33 32 30 28 26 24 22 20 18 16 14 12 10  8  6  4  2
Non-letters:  30
Control characters:  43
babbage% fileletters-3 character.file
This program counts letter frequencies in a file
Frequency counts of letters in character.file.

  a  b  c  d  e  f  g  h  i  j  k  l  m  n  o  p  q  r  s  t  u  v  w  x  y  z
 42 41 40 39 38 37 36 35 34 33 32 30 28 26 24 22 20 18 16 14 12 10  8  6  4  2
Non-letters:  30
Control characters:  43