The following text was written to the standard output stream when the WordList 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 You Me I Us Them Yes No Love Hate What Why How When Where Which House April Spring Young >>> print first You >>> print last Young >>> print 3 I >>> print 18 Spring >>> swap 5 7 >>> display You Me I Us No Them Them Yes No Love Hate What Why How When Where Which House April >>> swap 1 18 >>> display House You Me I Us No Them Them Yes No Love Hate What Why How When Where You Which >>> 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 flower >>> add last what >>> showwords ### Unrecognizable command: showwords >>> display flower House You Me I Us No Them Them Yes No Love Hate What Why How When Where You Which House >>> exit