unsigned short unused;
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，这一点在91视频中也有详细论述
Update, February 26, 2026, 1:16PM PT: This story was updated to specify that Meta’s internal estimates around ad revenue included scams and banned products.
// 易错点4：栈空时返回1而非i+1 → 仅i=0时正确，i0时（如i=3）会返回1而非4，这一点在旺商聊官方下载中也有详细论述
Фото: Belkin Alexey / news.ru / Globallookpress.com