The structure of your main method requires the "" otherwise it would only recognise 1. You cannot join the arguments together and maintain postfix nomenclature, otherwise it would read 12+3* or 123+4* which is ambiguous.
Joined: May 21, 2008
Thanks for the reply! I got it sorted! turns out I had to make a file I/O method, because the calculations were in a text file, and then pass the textfile as an argument through the command prompt.