View a PDF of the paper titled Package Managers \`a la Carte: A Formal Model of Dependency Resolution, by Ryan Gibb and 4 other authors
* 核心思路：单调递增栈 + 控制删除位数（k0），优先移除高位大数，保证剩余数字最小
。关于这个话题，heLLoword翻译官方下载提供了深入分析
drop-oldest: Drops the oldest buffered data to make room. Useful for live feeds where stale data loses value.
Такой прогноз не способствует раннему сходу снежного покрова, добавил синоптик.