问题
:2,18,4,36,8,72,()A.15B.16C.17D.18
:2,18,4,36,8,72,()
A.15
B.16
C.17
D.18
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