用七段数码管显示分秒值，程序开始运行时，时间值为00-00，每隔一秒，时间值改变一次，从键盘上敲任意键，程序退出-with paragraph 107 of Digital Display Minutes value, operational procedures, time value of 00-00, every second, the time value of a change from nice arbitrary keys, exit procedures
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002415s ]
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:0.109338s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002227s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002346s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001428s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003636s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001691s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004381s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.019589s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001026s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 283942 [ RunTime:0.203132s ]
