「愛狗人士當然是很開心的，都會希望跟自己的寵物一起吃飯，同時照顧牠們。但我們也不知道會不會有些客人介意有寵物，或者是對寵物有恐懼。」
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.
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int *testArr = (int*)malloc(n * sizeof(int));
Twenty-five others were injured in the pre-dawn crash in the Himalayan foothills on Monday. The bus was carrying 44 people, including a number of tourists.