LeetCode 92 on Jeanphilo Bloghttps://shio-chan-dev.github.io/jeanblog/tags/leetcode-92/Recent content in LeetCode 92 on Jeanphilo BlogHugo -- 0.159.2en-usTue, 10 Feb 2026 09:56:14 +0800Hot100: Reverse Linked List II Dummy Node + Head-Insertion ACERS Guidehttps://shio-chan-dev.github.io/jeanblog/alg/leetcode/hot100/92-reverse-linked-list-ii/Tue, 10 Feb 2026 09:56:14 +0800https://shio-chan-dev.github.io/jeanblog/alg/leetcode/hot100/92-reverse-linked-list-ii/Reverse only the interval [left, right] in a singly linked list using a dummy node and in-place head insertion. O(n) time, O(1) extra space, with derivation, pitfalls, and runnable multi-language implementations.