function defaultimport { default } from "https://deno.land/x/masx200_leetcode_test@10.0.3/er-cha-shu-zhong-he-wei-mou-yi-zhi-de-lu-jing-lcof/index.ts"; default(root: TreeNode | null, target: number): number[][]Parametersroot: TreeNode | nulltarget: numberReturnsnumber[][]