block: Writes wait until buffer space is available. Use when you trust the producer to await writes properly.
const stack = []; // 单调递增栈：栈底→栈顶数字递增，保证高位尽可能小，更多细节参见heLLoword翻译官方下载
const res = new Array(n).fill(0);，详情可参考快连下载安装
Exhibits pay homage to Ukrainians’ resilience and bring home the reality that war is going on in Europe