Complete coverage
表面上看，此訪將延續該黨自默克爾時代一直奉行的經貿務實路線。但默茨在剛落幕的慕尼黑安全會議演講中，打破了過去德國在相關議題上的部分戰略模糊立場，直接點出對台海局勢的擔憂，包括中國正在南海積極擴張海軍基地，並對台灣進行包圍。又稱北京公開宣布已準備好在必要時使用武力來實現所謂的「中國統一」，他表示，「我們歐洲人、我們德國人，正處於這一切的核心。」
，这一点在体育直播中也有详细论述
on the wrong priorities. I would beg to differ. I consider it a good
func (*Option) Unknown ¶
The efficiency depends on the query size relative to the data distribution. A small query in a sparse region prunes almost everything. A query that covers the whole space prunes nothing (because every node overlaps), degenerating to a brute-force scan. The quadtree gives you the most benefit when your queries are spatially local, which is exactly the common case for map applications, game physics, and spatial databases.