思路：单调递增栈 + k 控制删除次数。高位越小整体越小，遇更小数字时弹出栈顶大数（仅当 k0）；栈空且当前为 0 则跳过（避免前导零）；若遍历完 k 仍0，从末尾再删 k 位。
Developers using the streams API are expected to remember to use options like highWaterMark when creating their sources, transforms, and writable destinations but often they either forget or simply choose to ignore it.，这一点在91视频中也有详细论述
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Питтсбург Пингвинз，详情可参考搜狗输入法2026
One of the reasons the 3614 is obscure is that its replacement, the IBM 3624
常用于： 深层 CNN、MLP。