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An aerial shot shows two of the barges being moved into position
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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.
16. 从2025年国民经济运行情况看2026年市场变化趋势：从投资驱动增长到结构与效率驱动增长, www.idc.com/resource-ce…