https://shio-chan-dev.github.io/jeanblog/zh/tags/%E9%9A%8F%E6%9C%BA%E6%8C%87%E9%92%88/Recent content in 随机指针 on Jeanphilo BlogHugo -- 0.159.2zh-cnWed, 11 Feb 2026 07:59:32 +0800https://shio-chan-dev.github.io/jeanblog/zh/alg/leetcode/hot100/linked-list/138-copy-list-with-random-pointer/Wed, 11 Feb 2026 07:59:32 +0800https://shio-chan-dev.github.io/jeanblog/zh/alg/leetcode/hot100/linked-list/138-copy-list-with-random-pointer/随机链表复制的核心是把“原节点身份”映射到“新节点身份”，再重建 next/random 指针。本文用 ACERS 结构给出思路推导、工程类比、常见坑和多语言可运行实现。