思路：倒序单调栈。弹出所有 ≤ 当前身高的元素（这些人都能被看到），count 为弹出数量；若栈非空，还能看到栈顶（第一个更高的人），故 +1。能看到的人数 = count + (栈非空 ? 1 : 0)。
// Feed audio chunks (e.g., from microphone)
，推荐阅读heLLoword翻译官方下载获取更多信息
ProPublica reported that the administration approved a tariff exemption for a thermoplastic made by a company “owned by a pair of brothers who have donated millions of dollars to Republican causes”.
Bolivia's health ministry said 31 people were injured in the incident. It also issued an urgent appeal for blood donations.