4.3BSD-Reno/libdata/learn/files/L6.1e

#print
There is exactly one file name which matches both
   ab*
and
    a?d
in the current directory.  What is it?
Type "answer NAME" where NAME is its name.
#create abc
#create abd
#create add
#copyin
#user
#uncopyin
#match abd
#log
#next
7.1a 10
7.2a 5
7.3a 2