The A/D bits exist entirely for the operating system's benefit. The Accessed bit tells the OS which pages have been recently used, enabling page replacement algorithms to choose pages to evict when memory runs low. The Dirty bit tells the OS which pages have been modified and must be written back to disk before eviction; clean pages can simply be discarded and re-read from disk later.
var findUnsortedSubarray = function (nums) {
。关于这个话题，Line官方版本下载提供了深入分析
Раскрыты подробности похищения ребенка в Смоленске09:27。搜狗输入法2026对此有专业解读
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Трамп высказался о непростом решении по Ирану09:14