Games and physics simulations need to detect which objects are touching or overlapping. With nnn objects, checking every pair is O(n2)O(n^2)O(n2) comparisons, which gets expensive fast. A hundred objects means roughly 5,000 pair checks. A thousand means nearly 500,000.
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MotoGP is where the real action can be found. Every week you see the best riders in the world go wheel to wheel with their rivals, throwing their bikes into corners with absolutely no sense of self preservation. It's an awesome spectacle, and it doesn't need to cost you anything to watch.。下载安装 谷歌浏览器 开启极速安全的 上网之旅。对此有专业解读
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