// 作用：通过最值判断是否需要扩展左/右边界（左侧最小值/右侧<最大值的元素都需纳入无序区间）
Aurora lights shimmering over Earth were filmed on camera by Russia's space agency Roscosmos cosmonaut Sergey Kud-Sverchkov from the International Space Station. The phenomenon is caused by solar storms emitting high-speed charged particles colliding with gases in Earth’s atmosphere. The most common colour seen during this display is green, although other colours such as pink and red are sometimes visible as well.，这一点在服务器推荐中也有详细论述
，这一点在heLLoword翻译官方下载中也有详细论述
Александра Статных (Редактор отдела «Путешествия»)
"It is awesome to have crew 9 home, just a beautiful landing," said Joel Montalbano, deputy associate administrator, Nasa's Space Operations Mission Directorate.。业内人士推荐WPS下载最新地址作为进阶阅读