import { default } from "https://deno.land/x/masx200_leetcode_test@10.6.3/check-completeness-of-a-binary-tree/index.ts";
Parameters
root: TreeNode | null
import { default } from "https://deno.land/x/masx200_leetcode_test@10.6.3/check-completeness-of-a-binary-tree/index.ts";