<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>LeetCode 437 on Jeanphilo Blog</title><link>https://shio-chan-dev.github.io/jeanblog/zh/tags/leetcode-437/</link><description>Recent content in LeetCode 437 on Jeanphilo Blog</description><generator>Hugo -- 0.159.2</generator><language>zh-cn</language><lastBuildDate>Mon, 02 Feb 2026 22:13:45 +0800</lastBuildDate><atom:link href="https://shio-chan-dev.github.io/jeanblog/zh/tags/leetcode-437/index.xml" rel="self" type="application/rss+xml"/><item><title>Hot100：路径和 III 前缀和 + 哈希表统计向下路径（LeetCode 437）ACERS 解析</title><link>https://shio-chan-dev.github.io/jeanblog/zh/alg/leetcode/hot100/binary-tree/437-path-sum-iii/</link><pubDate>Mon, 02 Feb 2026 22:13:45 +0800</pubDate><guid>https://shio-chan-dev.github.io/jeanblog/zh/alg/leetcode/hot100/binary-tree/437-path-sum-iii/</guid><description>用前缀和 + 计数哈希表在 O(n) 时间统计二叉树中和为 targetSum 的向下路径数，含推导、工程迁移与多语言实现。</description></item></channel></rss>