经典的倒水问题
输入：２个水桶的容积（x,y）
输出：量出z升水的最少次数-Classic problem of the importation of pouring money down the drain: two buckets of volume (x, y) output: z basing revenue plans on spending at least the number of liters of water
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001079s ]
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:0.105256s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001026s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001121s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000931s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003030s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000755s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003603s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014826s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001047s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 70907 [ RunTime:0.016733s ]
