Nite

<?php
$target = 9;
$tries = 0;
$arr = array();
while(array_sum($arr) != $target) {
	$tries++;
	$i = rand(0, 5);
	$arr[$i] = rand(0, $target);
}
print "Got 9 in $tries tries<br/>";
print_r($arr);

?>

Results:

Got 9 in 203 tries
Array ( [0] => 3 [4] => 0 [1] => 1 [5] => 0 [2] => 2 [3] => 3 )

Got 9 in 96 tries
Array ( [4] => 0 [3] => 0 [2] => 0 [5] => 5 [1] => 0 [0] => 4 )

Got 9 in 1289 tries
Array ( [3] => 1 [2] => 6 [1] => 0 [5] => 1 [0] => 1 [4] => 0 )

Got 9 in 468 tries
Array ( [3] => 4 [0] => 0 [2] => 1 [4] => 0 [5] => 0 [1] => 4 )

Got 9 in 387 tries
Array ( [4] => 0 [1] => 1 [0] => 0 [5] => 6 [3] => 1 [2] => 1 )