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 3 6 9 14 76 10 57 99 44 67 23 39 51 >>> add first 11 >>> add last 95 >>> display 11 3 6 9 14 76 10 57 99 44 67 23 39 51 95 >>> swap 1 13 >>> swap 5 7 >>> display 39 3 6 9 10 76 14 57 99 44 67 23 11 51 95 >>> exit