* 核心思路：链表转数组 + 单调栈（从后往前遍历），时间复杂度O(n)，空间复杂度O(n)
p = p.next; // 指针后移，易错点2：忘记移动指针会导致死循环。WPS下载最新地址对此有专业解读
63-летняя Деми Мур вышла в свет с неожиданной стрижкой17:54，推荐阅读WPS下载最新地址获取更多信息
exchanged = 0; // 发生了交换
Go to the GCP console, navigate to APIs & Services > Enabled APIs & Services, and look for the "Generative Language API." Do this for every project in your organization. If it's not enabled, you're not affected by this specific issue.