---
title: "Eric (@ericzhou) | Hashnode"
description: "Eric (@ericzhou) writes on Hashnode. Read their latest articles and follow their work."
url: "https://hashnode.com/@ericzhou"
---

@ericzhou

# Eric

@ericzhou · USA · Joined October 2026

### [Probabilistic Analysis and Quick Sort Notes](https://ericzhou.hashnode.dev/probabilistic-analysis-and-quick-sort-notes?utm_source=hashnode&utm_medium=feed)

A step-by-step guide to probabilistic analysis, expected runtime, and Quick Sort with examples and formulas.

7 min read · [ericzhou.hashnode.dev](https://ericzhou.hashnode.dev/probabilistic-analysis-and-quick-sort-notes?utm_source=hashnode&utm_medium=feed)

[Oct 4](https://hashnode.com/posts/probabilistic-analysis-and-quick-sort-notes/6ac2c38acb7c09e8586c92fa)