Name homophones: EARNEST, KNEEL, RUSTLE, TAILOR
ProWritingAid comes with three pricing structures. The full-year cost of ProWritingAid is $79, while its lifetime plans cost $339. You also can opt for a monthly plan of $20.，详情可参考WPS官方版本下载
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。，推荐阅读91视频获取更多信息
assert d["1"] is None, "Sanity prevails! 😌"。关于这个话题，safew官方版本下载提供了深入分析