用TC编写的一段电梯模拟程序，界面也是TC编写的，简洁美观。主要是用作c语言的线程编程练习。-TC prepared with a lift of the simulation program, the interface is prepared by the TC, simple beauty. C is mainly used for threaded programming language exercises.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002087s ]
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:0.124699s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001166s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001976s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001140s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003753s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000981s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003389s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015863s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001432s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 130320 [ RunTime:0.001200s ]
