操作系统课程中，读者写者问题的一个Cpp解决方案；在VC6下调时通过，虚拟控制台下运行。-operating systems course, readers who wrote in a tracing solutions; In VC6 downward through, Virtual console operation.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001357s ]
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:0.087765s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001261s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001888s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001263s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003665s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001186s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003264s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017355s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001556s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 287875 [ RunTime:0.001339s ]
