题目地址:传送门 H - Inna and Choose Options Time Limit:1000MS Memory Limit:262144KB 64bit IO Format:%I64d & %I64u Submit Status Description There always is something to choose from! And now, instead of "Noughts and Crosses", Inna choose a v
nagios报警,线上一台从库检测不到slave状态,于是远程上去查看问题: 1,show slave status\G卡住: Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. mysql> show slave status\G show slave status卡住了,动弹不了,这种情况还是第一次遇到. 2,看w负载无压力: [root@tmp3_72 ~]# w 13:23:31 u
解题报告 之 POJ3057 Evacuation Description Fires can be disastrous, especially when a fire breaks out in a room that is completely filled with people. Rooms usually have a couple of exits and emergency exits, but with everyone rushing out at the same time