用劈因子法解方程，按照提示输入方程的阶数，以及相应的系数即可-rebuilding factor method of solving equations, in accordance with the importation of equations suggest the order, and the corresponding coefficient can be
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001245s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.095457s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000883s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001139s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000914s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003071s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000771s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003833s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016237s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001073s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 117557 [ RunTime:0.018714s ]
