public static void RegisterAllRoutes(RouteRegistry registry)
When Chávez became Venezuela's president in 1999, oil prices were climbing. In the early 2010s, a barrel would often fetch about $100, providing the government with plenty of money to pour into social programmes. But with current prices around the $65 mark, the country looks less like a reasonable investment.
，更多细节参见51吃瓜
// 记录答案：栈顶就是「当前元素右侧第一个更大值」（易错点3：别写反判断），详情可参考夫子
第一层是上游“卖铲子”的硬件基础设施供应商，核心逻辑是提供淘金必需的”工具”，稳稳赚取技术红利。