l6.1e

<B>Digital的Unix操作系统VAX 4.2源码</B>

#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