The following text was written to the standard output stream when the NumberLsit.java program was executed from IntelliJ.
>>> display 122 48 327 186 57 16 320 444 666 98 173 35 555 >>> print first 122 >>> print last 555 >>> print3 ### Unrecognizable command: print3 >>> print 3 327 >>> print 18 0 >>> swap 57 320 >>> display 122 48 327 186 57 16 320 444 666 98 173 35 555 >>> 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 100 122 48 327 186 57 16 320 444 666 98 173 35 555 200 >>>