用标准C语言解决100道经典数学问题，堪称经典，是C程序开发员必备的C源码库，具有很强的参考价值。-using standard C language to solve 100 classical mathematical problems for his classic, C procedures required developers of C source code library, and has a strong reference value.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001308s ]
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:0.090089s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001346s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003471s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001680s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006118s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001015s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003299s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.023321s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001393s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 118658 [ RunTime:0.001534s ]
