vim.api.nvim_create_autocmd({ "BufRead", "BufNewFile" }, { pattern = "*/io/*.in", callback = function() vim.bo.filetype = "cpinput" end, }) vim.api.nvim_create_autocmd({ "BufRead", "BufNewFile" }, { pattern = "*/io/*.out", callback = function() vim.bo.filetype = "cpoutput" end, })