该程序实现的是n位全加器，首先用与非门实现一位全家器，最后实现n位的全加器。-the program is to achieve the n-bit full adder, first using the door with non-realization of a family- and finally realize the full n-bit adder.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.004917s ]
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:0.088314s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002361s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002088s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002066s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003689s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002378s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005681s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.023885s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003050s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 201108 [ RunTime:0.001513s ]
