4.3BSD-UWisc/lib/learn/editor/L34.1b

#print
Will the command
  s/ab[^cde]/xx/p
change the line
  abcxyzabfxyz
Type "yes" or "no".
#copyin
#user
#uncopyin
#match yes
#fail
Remember that the s/.../../ command will
keep looking through the line for something
to change, even if the beginning of the
line doesn't match.
#log
#next
35.1a 10
35.2a 5