算法实现对区域面积的计算，同时计算区域的长短轴和长短轴的比例，结果在D盘的目录以文本形式输出。-Algorithm for the calculation of area, while calculating the length of the region and the length of shaft axis ratio, resulting in D disk directory to text output.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001065s ]
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:0.076425s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001137s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001176s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001042s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003235s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001037s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004912s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.027500s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001678s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 212088 [ RunTime:0.012870s ]
