Re: PHP Interview questions
| From: | Curt Zirzow | Date: | Tue, 26 Aug 2003 18:35:48 +0000 |
| Subject: | Re: PHP Interview questions | ||
| References: | 1 2 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-160836@lists.php.net to get a copy of this message | ||
* Thus wrote Richard Baskett (php@baskettcase.com):
> on 8/26/03 9:57 AM, Robert Cummings at robert@wocmud.org wrote:
>
> > This smells like a trick question... Are the switches connected to the
> > same light bulb? You've only mentioned one light bulb? 8)
> >
> > Cheers,
> > Rob.
> >
> >
> > On Tue, 2003-08-26 at 12:35, Jay Blanchard wrote:
> >> Also ask a couple of other questions that require thought, but have
> >> nothing else to do with code. such as...
> >>
> >> In one room you have 3 light switches, each connected to one light bulb
> >> in another room. How many trips must you make to determine which switch
> >> is connected to which light bulb?
>
> Only one trip, and Im not sure if I should explain or let you guys figure it
> out :)
toggle_light(1);
sleep(120);
toggle_light(1);
toggle_light(2);
move('self', 'room/');
if ($lightbulb['temp'] > $room['temp']) {
echo "switch #1";
} elseif ($lightbulb['ison']) {
echo "switch #2";
} else {
echo "switch #3";
}
hm.. i had to keep it OT somehow :)
Curt
--
"I used to think I was indecisive, but now I'm not so sure."