本程序主要是实现数组的全排列，当用户输入一个数字串时，程序将打印出该数字串的所有组合-This program is mainly to achieve an array of full array, when a user enter a number string, the program will print out the number of strings of all the combinations
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002058s ]
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:0.088751s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002369s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002006s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002134s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003626s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001943s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003265s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015182s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002507s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 172062 [ RunTime:0.001291s ]
