设计多字节减法运算程序,要求程序能显示运算数据和结果数据(16进制).-design of multi-byte subtraction Operational procedures, requirements Operational procedures can show that the data and results data (16 bases).
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000945s ]
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:0.090711s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.005828s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.008811s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.009247s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.023247s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.003679s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005160s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.020703s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001804s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 169114 [ RunTime:0.019936s ]
