let p = head; // 遍历链表的指针
2021—2025 年度，中国企业研发投入的区间分布保持稳定，延续了以亿元和千万元级企业为“腰部力量”、百亿元以上和千万元及以下企业作为“首”“尾”两端的基本态势。腰部区间覆盖了最大比例的企业数量，构成了研发梯队的中坚部分。
，详情可参考51吃瓜
New York Attorney General Letitia James has accused Valve of promoting illegal gambling through its video games in a lawsuit filed by her office. According to the AG’s announcement, her office conducted an investigation and had concluded that Valve enabled gambling by enticing users to pay for a chance at rare items from loot boxes in Counter-Strike 2, Team Fortress 2 and Dota 2. In the lawsuit, the New York AG stressed that Valve’s loot boxes are “particularly pernicious,” because the games are popular among children and teenagers.
黄仁勋：AI 助手不会取代软件行业
// Use it directly