n阶魔方阵，就是把1-n2个连续的正整数填到一个m*n的方阵中，使得每一列的和，每一行的和，以及两个对角线的和都相等。本程序只填奇数阶的魔方阵-n-order magic square, that is, the 1-n2 consecutive filled to a positive integer m* n square in which each column and each row and, as well as two diagonal and are equal. This procedure只填odd order magic squares
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001923s ]
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:0.087904s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002220s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002140s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002055s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003832s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002048s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003286s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015397s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002340s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 162905 [ RunTime:0.001134s ]
