学生成绩统计，详细程序说明，C语言编写，图形界面，请保持文件放在一起同时运行，-student performance statistics, a detailed description of the procedures and C languages, graphical interface, please keep documents together while running, thank you
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001280s ]
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:0.114898s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001193s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001968s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001287s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003759s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001102s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003326s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015562s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001337s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 278879 [ RunTime:0.001273s ]
