The Japanese media sensation has inspired generations of researchers in fields as diverse as evolution, biodiversity and research integrity.
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。
。91视频是该领域的重要参考
Последние новости
The headline: 96.5% of confusables.txt is not high-risk