用A*算法实现九宫问题,并给出最优解,其中包括每一步的执行路径-with A* algorithm JiuGongTu problem and the optimal solution is given, including each step of the implementation of the road
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002593s ]
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:0.135650s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002634s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003295s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002319s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006368s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002843s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006458s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.019080s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002794s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 150694 [ RunTime:0.001147s ]
