ปริศนา buggy งวดที่ 2 & หวย bugless งวดที่ 1 ประจำวันที่ 1 กรกฎาคม 2564

$people = array(
    array(ชื่อ => 'ก', 'รหัส' => 856412),
    array('ชื่อ' => 'ข', รหัส => 215863)
);

for($i = 0, ++$i, $size = count($people); $i <= $size++; $i++, print ++$i."<hr>") {
	echo "[$i]";
    $people[--$i]['รหัส'] = mt_rand(000000, 999999);
    echo "{{$i}}";
}
echo "print_r($people)";

$N = ((0%1 ? 1:0)+(++$y)-2) == $z**$z ? sqrt(($x=M_PI-1)+($z=$y-.2345)**++$y)+$x : $z ?: 'yes';
echo "Na = ", $N, ",<br>";
echo "x = ".(isset($x) ? $x : 'null'), ", y = ".$y, ", z = ".(!is_null($z) ? $z : 'null');

declare(strict_types=1); // the top of file

function greeting(int $lang) {
	$word = [];
    switch ($lang) {
	  case "en":
	    $word[] = "อังกฤษ"; $word[] = "Hello";
	    break;
	  case "th":
	    $word[] = "ไทย"; $word[] = "สวัสดี";
	    break;
	  case "ch":
	    $word[] = "จีน"; $word[] = "你好";
	    break;
	  case "jp":
	    $word[] ="ณี่ปุ่น"; $word[] = "こんにちは";
	    break;
	  default:
	    $word[] = $lang; $word[] = "ยังไม่สนับสนุน";
	}
	echo "$word[0] : $word[1] <br>";
}

greeting('th');
greeting('ch');
greeting();
greeting('jp');
greeting('kr');

$bugless = "...";  // bugless encrypted (1)

echo `clear`;  // Linux
//echo `cls`;  // Windows

echo openssl_decrypt (
    $bugless,
    'AES-128-CTR', 
    'TGGoD',
    0,
    '1234567891011121'
);