问题
5,12,24, 36, 52, () A.58;B.62;C.68;D.72;
5,12,24, 36, 52, ( )
A.58;B.62;C.68;D.72;
Fatal error: Uncaught [XSException] ../../../usr/local/xunsearch/sdk/php/lib/XS.php(2559): Connection refused(C#111, localhost:8384)
thrown in /usr/local/xunsearch/sdk/php/lib/XS.php on line 2559