This is a unary operator (using one argument) that is borrowed from C, where by all facts types are only other ways of interpreting bytes. It is the "invert" or "enhance" Procedure, where all of the bits on the input information are reversed. Nintendo's Swap OLED model shines in handheld https://brooksjsyek.rimmablog.com/26452192/a-simple-key-for-swith-unveiled