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。
First FT: the day’s biggest stories
A new California law says all operating systems, including Linux, need to have some form of age verification at account setup，详情可参考同城约会
Фото: Belkin Alexey / news.ru / Globallookpress.com
。业内人士推荐雷电模拟器官方版本下载作为进阶阅读
The reshuffle comes at a critical juncture for LVMH in China. In its full-year 2025 results, the group reported revenue of 80.81 billion euros, down 4.6% year on year. Recurring operating profit fell 9% to 17.76 billion euros, while net profit declined 13% to 10.88 billion euros.，详情可参考heLLoword翻译官方下载
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