poj3352给一个图,求出需要加最少的边使去掉任一条边,图都连通.割点的应用-poj3352 to a map, obtained at least the need to remove the edges so that any one side, map are connected. cut-point application
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001435s ]
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:0.087574s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001004s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001248s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000898s ]
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:0.000933s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003964s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.018835s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001125s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 248171 [ RunTime:0.019118s ]
