diff --git a/src/App.vue b/src/App.vue
index ed95f92..4a8009e 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -1,6 +1,7 @@
 <script setup lang="ts">
 import hljs from "highlight.js/lib/core"
 import c from "highlight.js/lib/languages/c"
+import cpp from "highlight.js/lib/languages/cpp"
 import python from "highlight.js/lib/languages/python"
 import { darkTheme, dateZhCN, zhCN } from "naive-ui"
 import "normalize.css"
@@ -8,6 +9,7 @@ import "./index.css"
 
 hljs.registerLanguage("c", c)
 hljs.registerLanguage("python", python)
+hljs.registerLanguage("cpp", cpp)
 
 const isDark = useDark()
 </script>
diff --git a/src/utils/types.ts b/src/utils/types.ts
index 3751e60..0864d9c 100644
--- a/src/utils/types.ts
+++ b/src/utils/types.ts
@@ -218,7 +218,6 @@ export interface Submission {
     memory_cost?: number
   }
   ip: string
-  // TODO: 这里不知道是什么
   contest: null
   problem: string
   can_unshare: boolean