此程序是关于动态规划算法的描述，可以直接
输入数据就可以直接运行。-This procedure is about the description of dynamic programming algorithm can be directly input data can be directly run.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001942s ]
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:0.103923s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001800s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003296s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001822s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006549s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001702s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005871s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.026166s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002021s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 184981 [ RunTime:0.001827s ]
