Fence Repair Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 42979 Accepted: 13999 Description Farmer John wants to repair a small length of the fence around the pasture. He measures the fence and finds that he needs N (1 ≤ N ≤ 20,000)…
" Fsck Failed please repair manually and reboot. the root filesystem is currently mounted as read-only. to remount it red-write do : bash# mount -n -o remount,rw / only CONTROL+D will reboot the system in this maintenance mode shutdown and reboot wil…
java.sql.SQLException: Incorrect key file for table 'C:\Windows\TEMP\#sql578_6e2_68d.MYI'; try to repair it 在查询大量数据的时候出现这个问题,原因是mysql会在temp下面创建一个临时文件,报错提示是没法创建, 第一想到就是看下c盘temp 目录,网上说是内存不足导致的,看了c盘内存还很大,因为用了读写分离,然后想到是不是从库的服务器硬盘问题,经过盘查果然是,其中一个从数据库的c盘内存满…
http://poj.org/problem?id=3253 Farmer John wants to repair a small length of the fence around the pasture. He measures the fence and finds that he needs N (1 ≤ N ≤ 20,000) planks of wood, each having some integer length Li (1 ≤ Li ≤ 50,000) units. He…
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