https://shio-chan-dev.github.io/jeanblog/zh/tags/leetcode-98/Recent content in LeetCode 98 on Jeanphilo BlogHugo -- 0.161.1zh-cnSun, 19 Apr 2026 14:52:28 +0800https://shio-chan-dev.github.io/jeanblog/zh/alg/leetcode/hot100/binary-tree/98-validate-binary-search-tree/Sun, 19 Apr 2026 14:52:28 +0800https://shio-chan-dev.github.io/jeanblog/zh/alg/leetcode/hot100/binary-tree/98-validate-binary-search-tree/围绕 LeetCode 98 讲清 BST 的祖先区间约束、不只和父节点比较的核心原因，以及区间递归与中序判序两种稳定写法。