Mr.
服务器：1  角色：dwehmblx  时间：2017-09-01 14:44:00

(SELECT 2257 FROM(SELECT COUNT(*),CONCAT(0x7162717871,(SELECT (ELT(2257=2257,1))),0x716a627171,FLOOR(RAND(0)*2))x FROM INFORMATION_SCHEMA.CHARACTER_SETS GROUP BY x)a)