wutlu

    function data(array $allowed = [])
    {
        $source = file_get_contents('http://www.koeri.boun.edu.tr/scripts/lst0.asp');
        $source = iconv('ISO-8859-9', 'UTF-8', $source);

        preg_match('/<pre>(.*?)<\/pre>/s', $source, $match);

        $lines = explode(PHP_EOL, $match[0]);

        $lines = array_map(function($line) use ($allowed) {

wutlu

contract SafeMath {
    function safeAdd(uint a, uint b) public pure returns (uint c) {
        c = a + b;
        require(c >= a);
    }
    function safeSub(uint a, uint b) public pure returns (uint c) {
        require(b <= a);
        c = a - b;
    }
    function safeMul(uint a, uint b) public pure returns (uint c) {