//parlo
$paroll = 9999;
$i = 0;
//parol xato yoki to'g'liligini tekshiradi
for ($son=0; $son < 9999; $son++) { 
 if ($son == $paroll) {
 
  echo "Siz $i urunishda topdingiz, paroll: $son <br/>";
  break;
 }
//ekranga chiqaradi
 $i++;
 
 //sleep(2);
}
 
echo $son;