sudo add-apt-repository ppa:ubuntu-toolchain-r/test
sudo apt-get update
sudo apt-get install gcc-4.9
sudo apt-get upgrade libstdc++6
sudo apt-get dist-upgradesudo add-apt-repository ppa:ubuntu-toolchain-r/test
sudo apt-get update
sudo apt-get install gcc-4.9
sudo apt-get upgrade libstdc++6
sudo apt-get dist-upgrade![[리눅스] ip 명령어](https://most.eternals.kr/wp-content/plugins/contextual-related-posts/default.png "[리눅스] ip 명령어")
