问题
139,69,35,17,9,() A. 3 B. 4 C. 4.5 D. 5
139,69,35,17,9,( )
A. 3 B. 4C. 4.5 D. 5
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