// 定义nums1和nums2的长度（保持你的命名风格）
之前的手办玩法，又新增了 PlayStation 游戏盒，让 Nano Banana 生成一张电影改编的游戏盒照片。
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For implementers, this promise-heavy design constrains optimization opportunities. The spec mandates specific promise resolution ordering, making it difficult to batch operations or skip unnecessary async boundaries without risking subtle compliance failures. There are many hidden internal optimizations that implementers do make but these can be complicated and difficult to get right.
* 时间复杂度：O(n)，空间复杂度：O(1)
Source: Computational Materials Science, Volume 266