有趣的程序：
1。已知n和m,m个正整数相加等于n(m<=n),列出这m个数.
2。输入任意正整数n,计算n!（n可取到一亿）
3。求100以内的所有由三个素数构成的等差素数组-interesting : 1. Known n and m, m is integer equal to the sum of n (m
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001833s ]
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:0.111831s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001270s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001913s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001307s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003686s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001209s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003274s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015091s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001490s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 182080 [ RunTime:0.001696s ]
