思路：单调递减栈，找「上一个比当前价格大的元素索引」。正序遍历，弹出所有 ≤ 当前价格的索引；跨度 = 当前索引 - 栈顶索引（栈空则为 当前索引 + 1）。
Imagine that you appear at a different branch to withdraw money from your
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理，就是规律。“领导要有水平，水平从哪里来？水平来自对客观规律的认识和掌握”，习近平总书记这样强调认识规律、掌握规律的重要性。
The glistening golden ram’s head would seemingly be worthy of any museum, but it remains hidden within the regiment’s mess at Larkhill in Wiltshire.，更多细节参见heLLoword翻译官方下载
"We have soft robots powered by air that can walk on land and then walk into water – we don't have to worry about what happens when things get wet," he explains. In one case, a six-legged robot devoid of electronics moves its legs to walk when air is pumped in and out of a tube.。safew官方版本下载是该领域的重要参考
return (void*)h;