More than 2,000 miles and 109 days later, monks finish 'Walk for Peace'
这句话被正在拖地的阿爸的生母听到了，后来她辗转多方找到了阿嬷，说孩子身体不好，自己家里穷，上面还有一个女儿，两个儿子，老四（阿爸）怕是没钱养活，乞求她买了这孩子。
，这一点在51吃瓜中也有详细论述
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.
김현중, ‘꽃보다 남자’ 당시 인기? “100억 이상 벌었을 수도”