北京大学ACM竞赛试题集锦,希望对你的编程能力因为它而更上一层楼,它的算法设计方面很有帮助对你-Beijing University ACM Collection questions, and I hope to your programming capability because it is being, it"s helpful in the design of algorithms to you
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001172s ]
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:0.108515s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001582s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003111s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001862s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006187s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001752s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003489s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016129s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001434s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 205283 [ RunTime:0.001257s ]