############################################################
#  
#  ljoin: Maple procedure which joins two lists.  
#
#  Illustrates use of list -> sequence and sequence -> list
#  idioms.
#
#  Sample usage:
#
#  > l1 := [1,2,3]:
#  > l2 := [3,4,5]:
#  > ljoin(l1,l2);
#
#      [1, 2, 3, 3, 4, 5]
#
############################################################

ljoin := proc(x1:list, x2:list)
   [ x1[], x2[] ];
end: