此代码实现S-P密码的加密解密，在这个实验中用到了S盒和P盒随机发生器-this code to achieve S-P password encryption and decryption, in this experiment uses S boxes and boxes of random generator P
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001613s ]
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:0.098581s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001276s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001929s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001248s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003634s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001096s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003189s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014992s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001383s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 296586 [ RunTime:0.001209s ]
