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import { TreeNode } from "../binary-tree-inorder-traversal/TreeNode.ts";
export function ArrayToCircularDoublyTreeList(    array: Array<number>,): TreeNode | null {    if (array.length === 0) {        return null;    }    const head = new TreeNode(array[0]);    let cur = head;    for (let i = 1; i < array.length; i++) {        cur.right = new TreeNode(array[i], cur);        cur = cur.right;    }    head.left = cur;    cur.right = head;
    return head;}