when i compiled the "user-friendly" version, there was an Error message for statement System.exit(); ---
exit(int) in java.lang.System cannot be applied to ()
I tried different int in the braces and all of them worked well, but i don't know what the paremeter means here..
exit(int) in java.lang.System cannot be applied to ()
I tried different int in the braces and all of them worked well, but i don't know what the paremeter means here..