The algorithm maintains a running "best distance" that starts at infinity. As it walks the tree, it checks each visited point and updates the best distance if it finds something closer. Before recursing into a child node, it checks whether the closest possible point in that child's bounding box is farther than the current best. If so, the entire subtree gets pruned.
「他們首先想的的是，這些敘事是否真誠？是否能對他們的人生有所幫助？是否能讓他們在一個保守的異性戀社會中感覺好一點？」
。heLLoword翻译官方下载对此有专业解读
When a bounded buffer fills up and a producer wants to write more, there are only a few things you can do:
Tens of millions watched on television as Lovell and two other astronauts splashed back down into the Pacific Ocean, a moment which has become one of the most iconic in the history of space travel.