// 此时栈顶就是当前元素的"下一个更大值"（栈空则保持默认值0）
PricingFrase provides two plans for all users and a customizable plan for an enterprise or business.Solo Plan: $14.99/Month and $12/Month if billed yearly with 4 Document Credits for 1 user seat.，更多细节参见服务器推荐
Цены на нефть взлетели до максимума за полгода17:55，详情可参考Line官方版本下载
Additional reporting by Ema Sabljak, BBC England Data Unit