Implement the functions of list, considering the lists as 1) arrays, 2) Linked list. Do them separately.
Use functions, pointers and structures wherever necessary.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000838s ]
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:0.091971s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001053s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001333s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001277s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003674s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001111s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005641s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.022968s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001166s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 253679 [ RunTime:0.013317s ]
