matlab中最短路问题的算法，就是求从网格的起点到终点的长度（总权）最小的通路。 附注释-the shortest path problem in matlab algorithms, is seeking a starting point from the grid to the end of the length of (total) of the smallest channels. Annotated
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002889s ]
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:0.092973s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002169s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002295s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003729s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001833s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003224s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015426s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002424s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 4861 [ RunTime:0.001203s ]
