<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>面试题 on Pi3's Notes</title><link>https://blog.pi3.fun/tags/%E9%9D%A2%E8%AF%95%E9%A2%98/</link><description>Recent content in 面试题 on Pi3's Notes</description><generator>Hugo -- gohugo.io</generator><language>zh-cn</language><managingEditor>622.511.liuchao@gmail.com (LiuChao)</managingEditor><webMaster>622.511.liuchao@gmail.com (LiuChao)</webMaster><lastBuildDate>Thu, 03 Sep 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://blog.pi3.fun/tags/%E9%9D%A2%E8%AF%95%E9%A2%98/index.xml" rel="self" type="application/rss+xml"/><item><title>20 亿手机号判存</title><link>https://blog.pi3.fun/post/2026/09/1788434106/</link><pubDate>Thu, 03 Sep 2026 00:00:00 +0000</pubDate><author>622.511.liuchao@gmail.com (LiuChao)</author><guid>https://blog.pi3.fun/post/2026/09/1788434106/</guid><description>&lt;p>20 亿手机号判存：先算内存，再谈 Bitmap 还是 Bloom Filter&lt;/p></description></item></channel></rss>