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 45 411 229 296 2 62 118 466 306 49 >>> print first 45 >>> print last 49 >>> print 3 229 >>> print 10 49 >>> swap 5 7 >>> display 45 411 229 296 118 62 2 466 306 49 >>> swap 1 10 >>> display 49 411 229 296 118 62 2 466 306 45 >>> 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 ### Unrecognizable command: shownumbers >>> display 100 49 411 229 296 118 62 2 466 306 45 200 >>> exit