二分法求方程的实根
很简单的一个程序
要不是为了下一个东西，我才不会上这么变态的网站！-dichotomy equation for the real roots of a very simple procedure but for the sake of the next one thing, I would not be such a metamorphosis on the website!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001369s ]
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:0.081371s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000981s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001152s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000969s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003063s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000856s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003730s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014141s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001063s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 297005 [ RunTime:0.014254s ]
