Hello, world

I'm Hao Ran Chen.

Software engineer & competitive programmer studying at the University of Michigan.

scroll ↓

About

I love competitive programming.

I've competed in the ICPC for two years, and I like the puzzle of finding the clean idea hiding inside a hard problem. Outside of contests I build things for the web and write C++.

Projects

C-TypeType website preview

Live

C-TypeType↗

Typing practice for programmers. Type real C++ and Python keywords and snippets, race friends or ghosts, and climb the leaderboard.

  • Web
  • C++
  • Python
  • Cloudflare

Nov 2025

Elevator

An elevator simulation written in C++.

  • C++

Sep 2022

Createtask

An early JavaScript project from when I started building for the web.

  • JavaScript

Contact

Let's talk.