vimrc

syntax on
set nu
set ruler
set tabstop=4
set autoindent
"set mouse=a
color default
set autoread
set nobackup
set autowrite
set noswapfile
map<F9> <Esc>:w<CR>:!g++ % -o %< && ./%<<CR>
imap <F9> <Esc>:w<CR>:!g++ % -o %< && ./%<<CR>

vim内
编辑-配置文件首选项
字体：Courier 10 Pitch 15
光标形状：I型