这是一种改进的单纯型法,有文挡也有程序,他是老师的心血,从中你可以得到很多的知识,-This is a simple improvement of the law, the text block has procedures, he is the teacher"s efforts, from which you can get a lot of knowledge,
文 件 列 表
新建 Microsoft Word 文档.doc 单纯形法(指导书).cpp 单纯形法(指导书改进1).c 单纯形法(指导书改进).cpp
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001266s ]
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:0.124848s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001219s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001891s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001252s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003624s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001063s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003220s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015615s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001477s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 295640 [ RunTime:0.001303s ]