我有以下代码:
<?php
class Node{
public $left,$right;
public $data;
function __construct($data)
{
$this->left=$this->right=null;
$this->data = $data;
}
}
class Solution{
public function insert($root,$data){
if($root==null){
return new
出现的问题:{"Response":{"Error":{"Code":"AuthFailure.SignatureFailure","Message":"The provided credentials could not be validated. Please check your signature is correct."},"RequestId":"55d34095-ec31-4653-8567-7f949b769206"}}
代码如下:
<?php