快速傅里叶变换的c程序，共分五个部分，此为一维快速傅里叶变换快速算法DFT-Fast Fourier Transform of the c program is divided into five sections, this is a one-dimensional fast Fourier transform fast algorithm for DFT
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001978s ]
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:0.090026s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002669s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001960s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002581s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003921s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002636s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004198s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015922s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002631s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 140168 [ RunTime:0.001195s ]
