2.11BSD/src/share/learn/morefiles/L2.1c

#print
This time you have to get a list of the files whose names begin
with "memo", but sorted in order of last change, most recent first,
as produced by "ls -t".  Get the list in file "gorp",
then type "ready".
#create memo1
first line
#create memo3
third line
#create memo2
second line
#user
ls -t memo* >X1
#cmp X1 gorp
#log
#next
2.1d 10