<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="3.10.0">Jekyll</generator><link href="https://sunxinhao5513.github.io/feed.xml" rel="self" type="application/atom+xml" /><link href="https://sunxinhao5513.github.io/" rel="alternate" type="text/html" /><updated>2026-08-11T11:34:28+08:00</updated><id>https://sunxinhao5513.github.io/feed.xml</id><title type="html">Xinhao Sun / homepage</title><subtitle>A student of Peking University</subtitle><author><name>Xinhao Sun</name></author></feed>