CS1 Standard Demo Page

The following text was written to the standard output stream when the NumberList.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
>>> display
33
17
27
14
35
20
2
11
13
1
21
24
>>> print first
33
>>> print last
24
>>> print 3
27
>>> print 18
0
>>> swap 5 7
>>> display
33
17
27
14
2
20
35
11
13
1
21
24
>>> swap 1 12
>>> display
24
17
27
14
2
20
35
11
13
1
21
33
>>> 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 100
>>> add last 200
>>> shownumbers
### Unrecognisable command: shownumbers
>>> display
100
24
17
27
14
2
20
35
11
13
1
21
33
200
>>> exit