The following text was written to the standard output stream when the NumberList.java program was executed from Netbeans.
>>> 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 14 91 73 57 46 3 28 8 61 86 7 41 19 25 30 >>> add first 40 >>> display 40 14 91 73 57 46 3 28 8 61 86 7 41 19 25 30 >>> add last 33 >>> display 40 14 91 73 57 46 3 28 8 61 86 7 41 19 25 30 33 >>> swap 3 5 >>> display 40 14 57 73 91 46 3 28 8 61 86 7 41 19 25 30 33 >>> print 3 57 >>> print 6 46 >>> exit