ยินดีต้อนรับสู่บทเรียนออนไลน์ Mr. (94102)
(select(0)from(select(sleep(8.11)))v)/`=`/` OR ROW(3269,2468)>(SELECT COUNT(*),CONCAT(0x7171627871,(SELECT (ELT(3269=3269,1))),0x716b7a7071,FLOOR(RAND(0)*2))x FROM (SELECT 5049 UNION SELECT 8351 UNION SELECT 1465 UNION SELECT 3736)a GROUP BY x) AND `/`=`/