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<?php // http://williamsoriscompetition.com/enter.php?id=c54eaaa334be71e3da26536ffb365337185985da&score=1%2E926627&code=960349492860 $id = 'c54eaaa334be71e3da26536ffb365337185985da'; $score = urldecode('1%2E926627'); $num1 = toInt32(substr($id, 0, 1)) * toInt32(substr($id, -1, 1)); $num2 = toInt32(substr($score, 0, 1)) * toInt32(substr($id, 3, 1)); $num3 = toInt32(substr($id, 2, 1)) * toInt32(substr($id, -1, 1)); var_dump($num1, $num2, $num3); $code = $num1 . $num2 . $num3; var_dump($code); function toInt32($value) { $intval = hexdec($value); var_dump($value, $intval); return (PHP_INT_SIZE === 8) ? ($intval - 0x100000000) : $intval; }
Output for git.master, git.master_jit, rfc.property-hooks
string(1) "c" int(12) string(1) "a" int(10) string(1) "1" int(1) string(1) "e" int(14) string(1) "4" int(4) string(1) "a" int(10) float(1.8446743979220271E+19) float(1.8446744009285042E+19) float(1.844674401358001E+19) string(55) "1.844674397922E+191.8446744009285E+191.844674401358E+19"

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