Website avatar, a cat in the picture

ABOUT

I am 朱凯俊 Kaijun Zhu (a.k.a Heyya on the Internet). Undergraduate in Mathematics now, I love math & code very much.

HANDY STUFF

Code: C++, Swift
Codeforces: Heyya_x

LINKS

Blog · Twitter · Github

JOURNEYS

Yichun University 2020 - 2024

SOME INTERESTING EXPERIENCES

WWDC24 Swift Student Challenge Winner 2024.03.29
The 2023 ICPC Jiangxi Provincial Contest Ag Medal 2023.05.21
Being Apple Teacher at Apple's My Summer22 2022.07.22-2022.08-21
WWDC22 Swift Student Challenge Winner 2022.05.24
Being Apple Teacher at Apple's My Winter22 2022.02.11-2022.02-20

CV

PDF VERSION

CONTACT

Gmail · 163