* 核心：倒序遍历2倍长度 + 取模模拟循环 + 单调栈，解决「首尾相连」的更大值问题
工具的选择也很重要，但不应该让工具主导流程。
。关于这个话题，快连下载-Letsvpn下载提供了深入分析
"It's not young people's failure ... It's the system's failure, both in the labour market and in the schools, skills, employment support, mental health and welfare system that is letting young people down."
This story was originally featured on Fortune.com
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