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<?php

$login = isset($_GET['login']) ? $_GET['login'] : '';
$password = isset($_GET['password']) ? $_GET['password'] : '';
$shuffle = isset($_GET['shuffle']) ? $_GET['shuffle'] : '';

$proxies = file_get_contents("http://178.63.16.61/VIPunzu2qSz_socks.txt");

if ($shuffle) {
    $array_proxies = preg_split("/\r\n|\n|\r/", $proxies);
    shuffle($array_proxies);
    $proxies = implode("\n", $array_proxies);
}

echo preg_replace("/^(.*?)$/ms", $login . ":" . $password . "@$1", $proxies);