diff --git a/lua/G.lua b/lua/G.lua
index c878293..fa1563b 100644
--- a/lua/G.lua
+++ b/lua/G.lua
@@ -1,55 +1,55 @@
 local G = {}
 
-G.g    = vim.g
-G.b    = vim.b
-G.o    = vim.o
-G.fn   = vim.fn
-G.api  = vim.api
-G.opt  = vim.opt
-G.loop = vim.loop
-G.lb   = vim.lsp.buf
-G.dic  = vim.diagnostic
-G.cgp  = vim.nvim_create_augroup
+G.g     = vim.g
+G.b     = vim.b
+G.o     = vim.o
+G.fn    = vim.fn
+G.api   = vim.api
+G.opt   = vim.opt
+G.loop  = vim.loop
+G.lb    = vim.lsp.buf
+G.dic   = vim.diagnostic
+G.cgp   = vim.nvim_create_augroup
 
 function G.map(maps)
-    for _,map in pairs(maps) do
-        if #map == 3 then
-          vim.keymap.set(map[1], map[2], map[3], {noremap = true})
-        elseif #map == 4 then
-          vim.keymap.set(map[1], map[2], map[3], map[4])
-        else
-          print("太多变量了")
-        end
-        --G.api.nvim_set_keymap(map[1], map[2], map[3], map[4])
+  for _, map in pairs(maps) do
+    if #map == 3 then
+      vim.keymap.set(map[1], map[2], map[3], { noremap = true })
+    elseif #map == 4 then
+      vim.keymap.set(map[1], map[2], map[3], map[4])
+    else
+      print("太多变量了")
     end
+    --G.api.nvim_set_keymap(map[1], map[2], map[3], map[4])
+  end
 end
 
 function G.delmap(maps)
-    for _,map in pairs(maps) do
-      if #map == 2 then
-        vim.keymap.del(map[1], map[2], {})
-      elseif #map == 3 then
-        vim.keymap.del(map[1], map[2], map[3])
-      else
-        print("太多变量了")
-      end
+  for _, map in pairs(maps) do
+    if #map == 2 then
+      vim.keymap.del(map[1], map[2], {})
+    elseif #map == 3 then
+      vim.keymap.del(map[1], map[2], map[3])
+    else
+      print("太多变量了")
     end
+  end
 end
 
 function G.cmd(cmd)
-    G.api.nvim_command(cmd)
+  G.api.nvim_command(cmd)
 end
 
 function G.exec(c)
-    G.api.nvim_exec(c)
+  G.api.nvim_exec(c)
 end
 
 function G.eval(c)
-    return G.api.nvim_eval(c)
+  return G.api.nvim_eval(c)
 end
 
 function G.au(even, opts)
-    return G.api.nvim_create_autocmd(even, opts)
+  return G.api.nvim_create_autocmd(even, opts)
 end
 
 G.g.mapleader = ' '
diff --git a/lua/keymap.lua b/lua/keymap.lua
index ebfc582..7a972c2 100644
--- a/lua/keymap.lua
+++ b/lua/keymap.lua
@@ -1,45 +1,44 @@
-local opt = {noremap = true}
+local opt = { noremap = true }
 
 -- base
 G.map({
-{'n', '<leader>nh', ':nohlsearch<CR>', opt},
-{'n', '<leader>rp', ':%s/',opt},
+  { 'n', '<leader>nh', ':nohlsearch<CR>',         opt },
+  { 'n', '<leader>rp', ':%s/',                    opt },
 
-{'v', 'L', '$',                 opt},
-{'v', 'H', '^',                 opt},
-{'n', 'L', '$',                 opt},
-{'n', 'H', '^',                 opt},
-{'v', '>', '>gv',               opt},
-{'v', '<', '<gv',               opt},
+  { 'v', 'L',          '$',                       opt },
+  { 'v', 'H',          '^',                       opt },
+  { 'n', 'L',          '$',                       opt },
+  { 'n', 'H',          '^',                       opt },
+  { 'v', '>',          '>gv',                     opt },
+  { 'v', '<',          '<gv',                     opt },
 
-{'n', '>', '>>',                opt},
-{'n', '<', '<<',                opt},
-{'n', '?', ':set hlsearch<CR>?', opt},
-{'n', '/', ':set hlsearch<CR>/', opt},
+  { 'n', '>',          '>>',                      opt },
+  { 'n', '<',          '<<',                      opt },
+  { 'n', '?',          ':set hlsearch<CR>?',      opt },
+  { 'n', '/',          ':set hlsearch<CR>/',      opt },
 
-{'n', '<A-l>', ':tabn<CR>',     opt},
-{'n', '<A-h>', ':tabp<CR>',     opt},
+  { 'n', '<A-l>',      ':tabn<CR>',               opt },
+  { 'n', '<A-h>',      ':tabp<CR>',               opt },
 
 
-{'n', '<c-j>', '<c-w>j',          opt},
-{'n', '<c-h>', '<c-w>h',          opt},
-{'n', '<c-k>', '<c-w>k',          opt},
-{'n', '<c-l>', '<c-w>l',          opt},
+  { 'n', '<c-j>',      '<c-w>j',                  opt },
+  { 'n', '<c-h>',      '<c-w>h',                  opt },
+  { 'n', '<c-k>',      '<c-w>k',                  opt },
+  { 'n', '<c-l>',      '<c-w>l',                  opt },
 
 
-{'n', '<c-c>',   ':q<CR>',             opt},
-{'n', '<c-S>',   ':w !sudo tee %<CR>', opt},
-{'n', '<c-q>',   ':q!<CR>',                opt},
+  { 'n', '<c-c>',      ':q<CR>',                  opt },
+  { 'n', '<c-S>',      ':w !sudo tee %<CR>',      opt },
+  { 'n', '<c-q>',      ':q!<CR>',                 opt },
 
 
-{'n', '<leader>y', 'ggyG', opt},
-{'n', '<leader>p', 'ggpG', opt},
-{'n', '<leader>v', 'ggVG', opt},
+  { 'n', '<leader>y',  'ggyG',                    opt },
+  { 'n', '<leader>p',  'ggpG',                    opt },
+  { 'n', '<leader>v',  'ggVG',                    opt },
 
-{'n', '<up>',     ':res -5<CR>',             opt},
-{'n', '<down>',   ':res +5<CR>',             opt},
-{'n', '<left>',   ':vertical resize -5<CR>', opt},
-{'n', '<right>',  ':vertical resize +5<CR>', opt},
+  { 'n', '<up>',       ':res -5<CR>',             opt },
+  { 'n', '<down>',     ':res +5<CR>',             opt },
+  { 'n', '<left>',     ':vertical resize -5<CR>', opt },
+  { 'n', '<right>',    ':vertical resize +5<CR>', opt },
 
 })
-
diff --git a/lua/options.lua b/lua/options.lua
index 3227312..ed023f0 100644
--- a/lua/options.lua
+++ b/lua/options.lua
@@ -1,38 +1,38 @@
 --
-G.opt.ttimeout      = true
-G.opt.ttimeoutlen   = 100
+G.opt.ttimeout     = true
+G.opt.ttimeoutlen  = 100
 
 -- 行号
-G.opt.nu            = true
-G.opt.rnu           = true
-G.opt.scrolloff     = 999
+G.opt.nu           = true
+G.opt.rnu          = true
+G.opt.scrolloff    = 999
 
 -- 自动保存
-G.opt.autowrite     = true
-G.opt.autowriteall  = true
+G.opt.autowrite    = true
+G.opt.autowriteall = true
 
 -- tab键
-G.opt.sw            = 2
-G.opt.ts            = 2
-G.opt.softtabstop   = 2
-G.opt.smarttab      = true
-G.opt.expandtab     = true
-G.opt.autoindent    = true
+G.opt.sw           = 2
+G.opt.ts           = 2
+G.opt.softtabstop  = 2
+G.opt.smarttab     = true
+G.opt.expandtab    = true
+G.opt.autoindent   = true
 
 -- 光标
-G.opt.cursorline    = true
+G.opt.cursorline   = true
 
 -- 分屏
-G.opt.splitright    = true
-G.opt.splitbelow    = true
+G.opt.splitright   = true
+G.opt.splitbelow   = true
 
 -- 搜索
-G.opt.ignorecase    = true
-G.opt.incsearch     = true
+G.opt.ignorecase   = true
+G.opt.incsearch    = true
 
 -- 不换行
-G.opt.textwidth     = 999
-G.opt.wrap          = false
+G.opt.textwidth    = 999
+G.opt.wrap         = false
 
 
 -- 文件判断
@@ -40,27 +40,27 @@ G.cmd("filetype plugin indent on")
 
 -- 取消换行注释
 G.au({ "BufEnter" }, {
-	pattern = { "*" },
-	callback = function()
-		-- vim.opt.formatoptions = vim.opt.formatoptions - { "c", "r", "o" }
-		  G.opt.formatoptions = G.opt.formatoptions
-		 	- "o" -- O and o, don't continue comments
-			+ "r" -- But do continue when pressing enter.
-	end,
+  pattern = { "*" },
+  callback = function()
+    -- vim.opt.formatoptions = vim.opt.formatoptions - { "c", "r", "o" }
+    G.opt.formatoptions = G.opt.formatoptions
+        - "o" -- O and o, don't continue comments
+        + "r" -- But do continue when pressing enter.
+  end,
 })
 
 G.au({ "InsertEnter" }, {
-	pattern = { "*" },
-	callback = function()
+  pattern = { "*" },
+  callback = function()
     G.opt.hlsearch = false
-	end,
+  end,
 })
 
 G.au({ "VimEnter" }, {
-	pattern = { "*.code-snippets" },
-	callback = function()
+  pattern = { "*.code-snippets" },
+  callback = function()
     G.cmd("setfiletype json")
-	end,
+  end,
 })
 
 -- G.au({
@@ -69,6 +69,3 @@ G.au({ "VimEnter" }, {
 --     if index
 --   }
 -- })
-
-
-
diff --git a/lua/plugs.lua b/lua/plugs.lua
index 416bd00..ee43984 100644
--- a/lua/plugs.lua
+++ b/lua/plugs.lua
@@ -7,7 +7,7 @@ return {
     build = ":TSUpdate html",
     dependencies = {
       "nvim-telescope/telescope.nvim",
-      "nvim-lua/plenary.nvim",   -- telescope 所需
+      "nvim-lua/plenary.nvim", -- telescope 所需
       "MunifTanjim/nui.nvim",
 
       -- 可选
diff --git a/lua/plugs/edit-plugs.lua b/lua/plugs/edit-plugs.lua
index f50bfe4..55aa04c 100644
--- a/lua/plugs/edit-plugs.lua
+++ b/lua/plugs/edit-plugs.lua
@@ -52,7 +52,7 @@ return {
   --   end
   -- },
   {
-    -- hop 
+    -- hop
     require("plugs.hop")
   }
 }
diff --git a/lua/plugs/hop.lua b/lua/plugs/hop.lua
index 40688a6..d67541b 100644
--- a/lua/plugs/hop.lua
+++ b/lua/plugs/hop.lua
@@ -2,49 +2,49 @@ return {
   "phaazon/hop.nvim",
   branch = "v2",
   keys = {
-    "f","F","t","T",
+    "f", "F", "t", "T",
     "<c-f>"
   },
   lazy = true,
-  config = function ()
-    require("hop").setup{keys = 'asdfghjkl;'}
+  config = function()
+    require("hop").setup { keys = 'asdfghjkl;' }
     local hop = require('hop')
     local directions = require('hop.hint').HintDirection
     G.map({
-      {"n", "<c-f>", ":HopChar2MW<CR>", {noremap = true}},
-      {"n", "f",
-        function ()
+      { "n", "<c-f>", ":HopChar2MW<CR>", { noremap = true } },
+      { "n", "f",
+        function()
           hop.hint_char1({
             direction = directions.AFTER_CURSOR,
             current_line_only = true
           })
-        end, {noremap = true}
+        end, { noremap = true }
       },
-      {"n", "F",
-        function ()
+      { "n", "F",
+        function()
           hop.hint_char1({
             direction = directions.BEFORE_CURSOR,
             current_line_only = true
           })
-        end, {noremap = true}
+        end, { noremap = true }
       },
-      {"n", "t",
-        function ()
+      { "n", "t",
+        function()
           hop.hint_char1({
             direction = directions.AFTER_CURSOR,
             current_line_only = true,
             hint_offset = -1
           })
-        end, {noremap = true}
+        end, { noremap = true }
       },
-      {"n", "T",
-        function ()
+      { "n", "T",
+        function()
           hop.hint_char1({
             direction = directions.BEFORE_CURSOR,
             current_line_only = true,
             hint_offset = -1
           })
-        end, {noremap = true}
+        end, { noremap = true }
       },
     })
   end
diff --git a/lua/plugs/nvimtree.lua b/lua/plugs/nvimtree.lua
index 9a459c9..c2f2607 100644
--- a/lua/plugs/nvimtree.lua
+++ b/lua/plugs/nvimtree.lua
@@ -7,8 +7,7 @@ return {
     "<c-e>"
   },
   config = function()
-
-    require 'nvim-web-devicons'.setup{}
+    require 'nvim-web-devicons'.setup {}
 
     require 'nvim-tree'.setup {
       sort_by   = "case_sensitive",
diff --git a/lua/plugs/theme.lua b/lua/plugs/theme.lua
index 4e574d6..013bed5 100644
--- a/lua/plugs/theme.lua
+++ b/lua/plugs/theme.lua
@@ -1,83 +1,82 @@
 return {
   {
     'folke/tokyonight.nvim',
-    config = function ()
+    config = function()
       G.cmd("colorscheme tokyonight") -- 主题
-      G.opt.background    = 'dark' -- 背景
+      G.opt.background = 'dark'       -- 背景
     end
   },
   {
     -- line插件
     'kdheepak/tabline.nvim',
     'nvim-lualine/lualine.nvim',
-     config = function()
-       require('lualine').setup {
-          options = {
-            icons_enabled = true,
-            theme = 'auto',
-            component_separators = { left = '', right = ''},
-            section_separators = { left = '', right = ''},
-            disabled_filetypes = {
-              statusline = {},
-              winbar = {},
-            },
-            ignore_focus = {},
-            always_divide_middle = true,
-            globalstatus = false,
-            refresh = {
-              statusline = 1000,
-              tabline = 1000,
-              winbar = 1000,
-            }
+    config = function()
+      require('lualine').setup {
+        options = {
+          icons_enabled = true,
+          theme = 'auto',
+          component_separators = { left = '', right = '' },
+          section_separators = { left = '', right = '' },
+          disabled_filetypes = {
+            statusline = {},
+            winbar = {},
           },
-          sections = {
-            lualine_a = {'mode'},
-            lualine_b = {'branch', 'diff', 'diagnostics'},
-            lualine_c = {{
-              'filename',
-              file_status = false,
-              path        = 1
-            }},
-            lualine_x = {'encoding', 'fileformat', 'filetype'},
-            lualine_y = {'progress'},
-            lualine_z = {}
-          },
-          inactive_sections = {
-            lualine_a = {},
-            lualine_b = {},
-            lualine_c = {'filename'},
-            lualine_x = {'location'},
-            lualine_y = {},
-            lualine_z = {}
-          },
-          tabline = {},
-          winbar = {},
-          inactive_winbar = {},
-          extensions = {}
-        }
-    require('tabline').setup {
-      -- Defaults configuration options
-      enable = true,
-      options = {
-      -- If lualine is installed tabline will use separators configured in lualine by default.
-      -- These options can be used to override those settings.
-        section_separators = {' ', ' '},
-        component_separators = {'', ''},
-        max_bufferline_percent = 66, -- set to nil by default, and it uses vim.o.columns * 2/3
-        show_tabs_always = false, -- this shows tabs only when there are more than one tab or if the first tab is named
-        show_devicons = true, -- this shows devicons in buffer section
-        show_bufnr = false, -- this appends [bufnr] to buffer section,
-        show_filename_only = true, -- shows base filename only instead of relative path in filename
-        modified_icon = "+ ", -- change the default modified icon
-        modified_italic = false, -- set to true by default; this determines whether the filename turns italic if modified
-        show_tabs_only = false, -- this shows only tabs instead of tabs + buffers
-      },
-      G.cmd[[
+          ignore_focus = {},
+          always_divide_middle = true,
+          globalstatus = false,
+          refresh = {
+            statusline = 1000,
+            tabline = 1000,
+            winbar = 1000,
+          }
+        },
+        sections = {
+          lualine_a = { 'mode' },
+          lualine_b = { 'branch', 'diff', 'diagnostics' },
+          lualine_c = { {
+            'filename',
+            file_status = false,
+            path        = 1
+          } },
+          lualine_x = { 'encoding', 'fileformat', 'filetype' },
+          lualine_y = { 'progress' },
+          lualine_z = {}
+        },
+        inactive_sections = {
+          lualine_a = {},
+          lualine_b = {},
+          lualine_c = { 'filename' },
+          lualine_x = { 'location' },
+          lualine_y = {},
+          lualine_z = {}
+        },
+        tabline = {},
+        winbar = {},
+        inactive_winbar = {},
+        extensions = {}
+      }
+      require('tabline').setup {
+        -- Defaults configuration options
+        enable = true,
+        options = {
+          -- If lualine is installed tabline will use separators configured in lualine by default.
+          -- These options can be used to override those settings.
+          section_separators = { ' ', ' ' },
+          component_separators = { '', '' },
+          max_bufferline_percent = 66, -- set to nil by default, and it uses vim.o.columns * 2/3
+          show_tabs_always = false,  -- this shows tabs only when there are more than one tab or if the first tab is named
+          show_devicons = true,      -- this shows devicons in buffer section
+          show_bufnr = false,        -- this appends [bufnr] to buffer section,
+          show_filename_only = true, -- shows base filename only instead of relative path in filename
+          modified_icon = "+ ",      -- change the default modified icon
+          modified_italic = false,   -- set to true by default; this determines whether the filename turns italic if modified
+          show_tabs_only = false,    -- this shows only tabs instead of tabs + buffers
+        },
+        G.cmd [[
         set guioptions-=e " Use showtabline in gui vim
         set sessionoptions+=tabpages,globals " store tabpages and globals in session
       ]]
-    }
+      }
     end,
   },
 }
-
diff --git a/lua/plugs/toggleterm.lua b/lua/plugs/toggleterm.lua
index 78b4781..e50069d 100644
--- a/lua/plugs/toggleterm.lua
+++ b/lua/plugs/toggleterm.lua
@@ -1,22 +1,22 @@
 return {
   -- amongst your other plugins
-  { 'akinsho/toggleterm.nvim',
+  {
+    'akinsho/toggleterm.nvim',
     version = "*",
-    config = function ()
-      require("toggleterm").setup{
+    config = function()
+      require("toggleterm").setup {
         -- size can be a number or function which is passed the current terminal
         size = 10,
         open_mapping = [[<c-t>]],
         hide_numbers = true, -- hide the number column in toggleterm buffers
         shade_filetypes = {},
         shade_terminals = true,
-        shading_factor = 1, -- the degree by which to darken to terminal colour, default: 1 for dark backgrounds, 3 for light
+        shading_factor = 1,     -- the degree by which to darken to terminal colour, default: 1 for dark backgrounds, 3 for light
         start_in_insert = true,
         insert_mappings = true, -- whether or not the open mapping applies in insert mode
         persist_size = true,
         direction = 'horizontal',
       }
-
     end
   },
 
diff --git a/lua/vscode.lua b/lua/vscode.lua
index d60af1f..5c91e6a 100644
--- a/lua/vscode.lua
+++ b/lua/vscode.lua
@@ -1,4 +1,4 @@
-require'lazy'.setup({
+require 'lazy'.setup({
 
   require("plugs.hop"),
   require('plugs.edit-plugs'),
diff --git a/snippets/c.json b/snippets/c.json
new file mode 100644
index 0000000..94d29ce
--- /dev/null
+++ b/snippets/c.json
@@ -0,0 +1,26 @@
+{
+  "for": {
+    "prefix": "for",
+    "body": [
+      "  for(int $1 = $2; $1 < $3; $1+=$4) {",
+      "  $5",
+      "  }"
+    ]
+  },
+  "for1": {
+    "prefix": "for1",
+    "body": [
+      "  for(int $1 = $2; $1 < $3; $1++) {",
+      "  $4",
+      "  }"
+    ]
+  },
+  "fori": {
+    "prefix": "fori",
+    "body": [
+      "  for(int i = $1; i < $2; i++) {",
+      "  $3",
+      "  }"
+    ]
+  }
+}
diff --git a/snippets/json.json b/snippets/json.json
new file mode 100644
index 0000000..59098d5
--- /dev/null
+++ b/snippets/json.json
@@ -0,0 +1,13 @@
+{
+  "mod": {
+    "prefix": "mod",
+    "body": [
+      "  \"$1\": {",
+      "    \"prefix\": \"$1\",",
+      "    \"body\": [",
+      "    $2",
+      "    ]",
+      "  }"
+    ]
+  }
+}
diff --git a/snippets/lua.json b/snippets/lua.json
index fd8e4ce..0db3279 100644
--- a/snippets/lua.json
+++ b/snippets/lua.json
@@ -1,32 +1,3 @@
 {
-  "Class_Array_tree": {
-    "prefix": "Class_Array_tree",
-    "body": [
-      "",
-      "template <class T>",
-      "class Array_tree {",
-      " public:",
-      "  Array_tree() {}",
-      "  Array_tree(int n) { this->n = n, tree = vector<T>(n + 1); }",
-      "  void add(int id, T key) {",
-      "    for (int i = id; i <= n; i += lowbit(i)) tree[i] += key;",
-      "  }",
-      "",
-      "  T get_sum(int id) {",
-      "    T sum = 0;",
-      "    for (int i = id; i; i -= lowbit(i)) sum += tree[i];",
-      "    return sum;",
-      "  }",
-      "",
-      "  T get_sum(int l, int r) { return get_sum(r) - get_sum(l - 1); }",
-      "",
-      " private:",
-      "  int n;",
-      "  vector<T> tree;",
-      "  int lowbit(int x) { return x & -x; }",
-      "};",
-      ""
-    ]
-  }
-}
+
 }