add rank.

src/oj/composables/code.ts

@@ -1,6 +1,6 @@
-import { Code } from "~/utils/types"
-
-export const code = reactive<Code>({
-  value: "",
-  language: "C",
-})
+import { Code } from "~/utils/types"
+
+export const code = reactive<Code>({
+  value: "",
+  language: "C",
+})