# same length where ans[i] = nums[nums[i]] for each 0 <= i < nums.length and # return it. # A zero-based permutation nums is an array of distinct integers from 0 to # nums.length - 1 (inclusive).

原视频：Backtracking: Permutations - Leetcode 46 - Python 原作者：NeetCode 发布日期：2020-12-17 视频链接：https://www.youtube.com/watch?v ...

原创 最新推荐文章于 2026-03-31 22:52:59 发布 · 5 阅读 给定一个不含重复数字的数组 nums ，返回其所有可能的全排列。你可以按任意顺序返回答案。 这是一个经典的回溯算法问题，要求生成一个数 ...

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