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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。，详情可参考Safew下载
Мерц резко сменил риторику во время встречи в Китае09:25。业内人士推荐雷电模拟器官方版本下载作为进阶阅读
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computer keyboards to boot. Most radically, though, the 4700 line introduced，详情可参考夫子