현직 검사, 전 연인 신체 몰래 촬영 의혹…경찰 수사 착수
When a SpaceX rocket failure set the skies aflame over western Europe last February, no-one was sure if the debris was also polluting our atmosphere.
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一只宠物狗在她和妈妈的腿间转，给屋里带来生气。
Notice how the highlighted region shrinks at each step. The algorithm never examines points outside the narrowing window. In a balanced tree with nnn points, this takes about log4(n)\log_4(n)log4(n) steps. For a million points, that's roughly 10 steps instead of a million comparisons.