$time = microtime();
$time = explode(' ', $time);
$time = $time[1] + $time[0];
$start = $time;

$experience = 10000000000000000;

function expToLevel($experience) {
    $totalexp = 300;
    $dropoff35=floor($totalexp*pow(1.3,34));
    $dropoff80=floor($dropoff35*pow(1.1,45));
    $dropoff150=floor($dropoff80*pow(1.08,70));
    $dropoff180=floor($dropoff150*pow(1.05,30));

$level = (
(($experience<$dropoff35)?1:
    (($experience<$dropoff80)?35:
        (($experience<$dropoff150)?80:
            (($experience<$dropoff180)?150:180
            )
        )
    )
)
+
log(($experience/
(($experience<$dropoff35)?300:
    (($experience<$dropoff80)?$dropoff35:
        (($experience<$dropoff150)?$dropoff80:
            (($experience<$dropoff180)?$dropoff150:$dropoff180
            )
        )
    )
)
)
,
(($experience<$dropoff35)?(1.3):
    (($experience<$dropoff80)?(1.1):
        (($experience<$dropoff150)?(1.08):
            (($experience<$dropoff180)?(1.05):1.03
            )
        )
    )
)
)
);
return floor($level);
}

echo "<br>Your level is ".expToLevel($experience);

$time = microtime();
$time = explode(' ', $time);
$time = $time[1] + $time[0];
$finish = $time;
$total_time = round(($finish - $start), 4);
echo '<br><br>Page generated in '.$total_time.' seconds.';