for ($i=1;$i<=3;$i++) {
     $seed= $serverSeed.','.$clientSeed.','.$nonce;
     $seedd=hash("sha512",$seed);
     $offset=0;
     do {
          $number=substr($seedd,$offset,5);
          $seed = base64_decode(trim($seed[0]));
          $number=hexdec($number);
          $offset+=5;
     } while ($number > 999999);
    $seed = explode(',', $seed);
    $seed = explode('=', $seed[0]);
     $seed = base64_decode(trim($seed[0]));

     $luckyNumber = ($number % 10000) / 100;
     if ($luckyNumber <= 49.99)
          echo $seed;
     else
          echo $seed;
}

$seed= $serverSeed.','.$clientSeed.','.$nonce;
$seedd=hash("sha512",$seed);
$offset=0;
do{
     $number=substr($seedd,$offset,5);
     $number=hexdec($number);
     $offset+=5;
}
while($number > 999999);
$seed = explode(',', $seed);
$seed = explode('=', $seed[0]);
$seed = base64_decode(trim($seed[0]));
$luckyNumber = !empty($seed) ? $seed : (($number % 100000) / 1000);
echo $luckyNumber;

$seed= $serverSeed.','.$clientSeed.','.$nonce;
$seed=hash("sha512",$seed);
$offset=0;
do{
     $number=substr($seed,$offset,5);
     $number=hexdec($number);
     $offset+=5;
}
while($number > 999999);
$seed = explode(',', $seed);
$seed = explode('=', $seed[0]);
$seed = base64_decode(trim($seed[0]));

$luckyNumber = !empty($seed) ? $seed : ($number % 37);
echo $luckyNumber;