On Thu, 09 Jun 2005 14:11:32 -0400 wg0z@aol.com wrote: >A = A XOR B >B = B XOR A >A = A XOR B You got it. Your turn to post a puzzle :-) >> > This one is known but can prove a puzzler if one doesn't know it. >> > >> > How do you swap the contents of 2 registers without using any other >> registers or >> > stack? >> > -- -- Ralph Hilton http://www.ralphhilton.org C-Meter: http://www.cmeter.org FZAOINT http://www.fzaoint.net
Message
Re: [AVR-Chat] Re: Challenge
2005-06-09 by Ralph Hilton