the snakemagenta - xorTue Nov 10 16:42:39 1998 hello Magenta,I'm not going to use this way to brake the code, i'm steel trying to go with Sandman's question 2. but...that will be maybe, my chance to understand the XOR.as i know by reading, that it's exclusive or (or a or b or both) as far as i understud it.you wrote :Xor ebx(2DD),89 => ebx(254)After this Xor a second one follows:Xor ebx(254),33 => ebx(267)my question is, can you please explain to me (and others)what is being doen by that xsor with this praticular valuesfor this exsample ?thanksthe snakeWhat Xor does by Magenta , Wed Nov 11 15:21 magenta, thanks, very understandble !!! by the snake , Thu Nov 12 08:20 Binary - Addition to Xor Posting by The Sandman , Wed Nov 11 19:54