用于解决目标函数的最优化问题，目标函数自编，在vc＋＋6.0中运行通过 -objective function for the solution of optimization problem, the objective function writing, the vc++6.0 running through
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000961s ]
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:0.070062s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001152s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001268s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000988s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003128s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000830s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003898s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.013779s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001080s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 69921 [ RunTime:0.014697s ]
