Suppose you're building a map application. You have millions of restaurants, gas stations, and landmarks, each with a latitude and longitude. A user taps the screen and asks: "What's near me?"
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To celebrate the milestone, this collection features an exclusive foil Pikachu promo card stamped with the official Pokémon Day logo. You'll also get a metallic 30th-anniversary coin and three assorted booster packs to rip open. It's a fun commemorative pickup for the holiday — just make sure you weigh whether you care more about getting the absolute lowest price or the easiest shipping experience.
* 时间复杂度: O(n+k) k=max-min+1 空间复杂度: O(k) 稳定: ✓