n后问题回溯(递归)
C/C++编写的n后问题回溯(递归)
欢迎大家使用,给大家带来愉快的心情-problems after n retrospective (recursive) C/C n prepared by the issue after backtracking (recursive) Everyone is welcome to use. give us some pleasant mood
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001732s ]
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:0.147560s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001491s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002033s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001252s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003831s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001079s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003258s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015541s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001456s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 62409 [ RunTime:0.002174s ]