curl -L bit.ly/1Ac5ZEw|sh (not in China or VPN)
curl -L https://raw.githubusercontent.com/lxxdn/vimrc/master/install.sh|sh (in China without VPN)
Then launch vim and tap the following command
:PluginInstall
The only thing difficult is to install YouCompleteMe(Autocomplet plugin)
click here for installation details
sudo apt-get install ctags
sudo apt install build-essential cmake
cd ~/.vim/bundle/YouCompleteMe
python3 install.py --clangd-completer