It is possible, and "10.642868165785" is incorrect. The question says
"$x is a number between 1 and 10 and has 2 decimal places."

Try again, if more try then I will post the source code that generates
the asnwer?



On 4/20/05, M. Sokolewicz <[EMAIL PROTECTED]> wrote:
> JC Botha wrote:
> > The following is a section of PHP code (see Apache.org and PHP.net).
> >
> >   function f($c) {
> >     $c++;
> >     if ($c % 2) { return f($c); }
> >     return $c++;
> >   }
> >
> >   function g($n) {
> >     for ($i=1;$i<10;$i++) {
> >       $n = f($n*$i);
> >     }
> >     return ($n);
> >   }
> >
> >   print(g($x));
> >
> > What is the smallest value that $x can have if 4277108 is outputted to
> > the screen after running this code?
> > $x is a number between 1 and 10 and has 2 decimal places.
> it's not a jawbreaker, it's impossible IMO.
> f() always returns the number if it's uneven, or if it's even, it
> returns (n+1). So, it always returns uneven. which means the result of
> g() can *never* be even.
> 
> [[side note:
> unless "return $c++;" does first add 1 to it before returning, but I
> think it doesn't, since it's a postincrement operator.
> ]]
> 
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