靠山吃山唱山歌，靠海吃海念海经。各展其长的特色产业背后，是乡村全面振兴的坚实步伐，蕴含着总书记一以贯之的引领推动。
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51吃瓜获取更多信息
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