Image Credit: Sausly
// 栈空 → 无更大元素，返回-1；栈非空 → 取栈顶（第一个更大值）
。关于这个话题，夫子提供了深入分析
Peter GillibrandBBC Newsbeat
"Of course, there were no women astronauts back then. But I just thought, I'll be a lady astronaut."
Daily briefing: The new alternatives to animal testing
· 朱文 · 来源：tech资讯