linux c++报错不知道原因

Question

这是后来改的18.04的源

Answer 1

镜像源地址不是404 not found了吗？

Answer 2

apt-get 更换源

1. 备份文件
   sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
2. 编辑源列表
   sudo vim /etc/apt/sources.list
3. 将原来的列表删除，换国内源，这里要注意系统版本

• Debian 10（buster） — 当前的稳定版（stable）
• Debian 9（stretch） — 旧的稳定版（oldstable）
• Debian 8（jessie） — 更旧的稳定版（oldoldstable）
• Debian 7（wheezy） — 被淘汰的稳定版
• Debian 6.0（squeeze） — 被淘汰的稳定版
• Debian GNU/Linux 5.0（lenny） — 被淘汰的稳定版
• Debian GNU/Linux 4.0（etch） — 被淘汰的稳定版
• Debian GNU/Linux 3.1（sarge） — 被淘汰的稳定版
• Debian GNU/Linux 3.0（woody） — 被淘汰的稳定版
• Debian GNU/Linux 2.2（potato） — 被淘汰的稳定版
• Debian GNU/Linux 2.1（slink） — 被淘汰的稳定版
• Debian GNU/Linux 2.0（hamm） — 被淘汰的稳定版

Jessie

deb http://mirrors.163.com/debian/ jessie main non-free contrib
deb http://mirrors.163.com/debian/ jessie-updates main non-free contrib
deb http://mirrors.163.com/debian/ jessie-backports main non-free contrib
deb-src http://mirrors.163.com/debian/ jessie main non-free contrib
deb-src http://mirrors.163.com/debian/ jessie-updates main non-free contrib
deb-src http://mirrors.163.com/debian/ jessie-backports main non-free contrib
deb http://mirrors.163.com/debian-security/ jessie/updates main non-free contrib
deb-src http://mirrors.163.com/debian-security/ jessie/updates main non-free contrib

squeeze

deb http://mirrors.163.com/debian/ squeeze main non-free contrib
deb http://mirrors.163.com/debian/ squeeze-updates main non-free contrib
deb http://mirrors.163.com/debian/ squeeze-lts main non-free contrib
deb-src http://mirrors.163.com/debian/ squeeze main non-free contrib
deb-src http://mirrors.163.com/debian/ squeeze-updates main non-free contrib
deb-src http://mirrors.163.com/debian/ squeeze-lts main non-free contrib
deb http://mirrors.163.com/debian-security/ squeeze/updates main non-free contrib
deb-src http://mirrors.163.com/debian-security/ squeeze/updates main non-free contrib
deb http://mirrors.163.com/debian-backports/ squeeze-backports main contrib non-free
deb-src http://mirrors.163.com/debian-backports/ squeeze-backports main contrib non-free

wheezy

deb http://mirrors.163.com/debian/ wheezy main non-free contrib
deb http://mirrors.163.com/debian/ wheezy-updates main non-free contrib
deb http://mirrors.163.com/debian/ wheezy-backports main non-free contrib
deb-src http://mirrors.163.com/debian/ wheezy main non-free contrib
deb-src http://mirrors.163.com/debian/ wheezy-updates main non-free contrib
deb-src http://mirrors.163.com/debian/ wheezy-backports main non-free contrib
deb http://mirrors.163.com/debian-security/ wheezy/updates main non-free contrib
deb-src http://mirrors.163.com/debian-security/ wheezy/updates main non-free contrib

1. 更新源
   sudo apt-get update

Answer 3

亲 你这是源问题 怎么说c++报错 题不对文啊
参看 https://mirror.tuna.tsinghua....
下拉框选18.04