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:0.001586s ]
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:0.129222s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000960s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001222s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000999s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003053s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000844s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004040s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017408s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001072s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 253679 [ RunTime:0.127523s ]
