问题
81,64,121,36()16 A.144 B.169 C.196 D.225
81,64,121,36()16
A.144
B.169
C.196
D.225
请帮忙给出正确答案和分析,谢谢!
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