The following text was written to the standard output stream when the Word List Demo program was executed from IntelliJ.
>>> help HELP - display a menu of commands DISPLAY - display the list of words PRINT - print a word (FIRST;LAST;nth) SWAP - exchange two elements (nth;mth) ADD - add a word to the list (FIRST;LAST) EXIT - terminate execution of the program >>> display I am in love with a beautiful girl named Valeria >>> print first I >>> print last Valeria >>> swap 1 2 >>> display am I in love with a beautiful girl named Valeria >>> add first Will >>> add last Martinez >>> display Will am I in love with a beautiful girl named Valeria Martinez >>> exit