可以实现两个大整数（不限数位）相加减！ 在C＋＋中，加减法的两个数必须在系统规定内，本程序突破了这一界限！-can achieve two large integers (Open-digit) is modified! In C++, and subtract the number two must be within the system, the process broke the limits!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001359s ]
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:0.127742s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001445s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001551s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004635s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001300s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.018675s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001897s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 88203 [ RunTime:0.001606s ]
