CS1 Standard Demo Page

The following text was written to the standard output stream when the WordList.java program was executed from IntelliJ. 

>>> help
HELP - display a menu of commands
DISPLAY - display the list of numbers
PRINT - print a number(FIRST;LAST;nth)
SWAP - exchange two elements (nth;mth)
ADD - add a number to the list(FIRST;LAST)
EXIT - terminate execution of the program
>>> add first aaaa
>>> add last zzzz
>>> print first
aaaa
>>> swap 1 17
>>> display
zzzz
k
o
k
o
a
u
n
g
a
n
d
j
a
v
a
aaaa
>>> exit