[EMAIL PROTECTED] wrote: > Then you'll want to represent the lights as a 20-bit binary number. > > Each bit position corresponds to 4 lamps
I'm not sure I understand that. If I use a 20-bit number, wouldn't each bit correspond to a single light on each switch? What do you mean that each bit is 4 lamps? -- http://mail.python.org/mailman/listinfo/python-list