问题
:18,3,16,1,17,2,19,()。A.5 B.4 C.3 D.2
:18,3,16,1,17,2,19,()。
A.5
B.4
C.3
D.2
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