给出了一个所选顶点的无向加权的图。在所述连接组件 （包括所选一） 属于所选的顶点的地方找到的顶点的数量。输入第一行包含两个整数 n 和 s （1 ≤ 的 ≤ n ≤ 100），其中 n-的图和 s-选择顶点的顶点的数量。下面的 n 行包含 n 个数字 — — 在 MDM 图的邻接矩阵图"0"表示没有顶点和数字"1"之间的边缘-其可用性。这被保证该矩阵的主对角线将始终为零。输出打印所需的数量的顶点
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001296s ]
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:0.083019s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001002s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001238s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000943s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003140s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000857s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003819s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015433s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001037s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 323770 [ RunTime:0.028999s ]
