The same picture is seen across the transport network - currently a third of railways are at risk of flooding, which leads to cancellations and damaged infrastructure.
Emits a documented output format (2 points)
，详情可参考Line官方版本下载
// 条件解读：栈非空 + 栈顶当前数 + 还有删除名额 → 弹出栈顶（移除大数）
Copyright © 1997-2026 by www.people.com.cn all rights reserved