Original link: https://hsiaofongw.notion.site/N-permutations-4a27cfbf1e1942be982fcc8d1f0e4336
This article introduces how to use a linked list to generate N-element permutations, and provides C++ code implementation. The article also discusses the situation where there are repeated elements, and gives the corresponding code implementation. Finally, the article briefly introduces other applications of the linked list data structure.
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