# How I accidentally set a DOMPurify 0 day as a national high school olympiad qualification challenge
5 min read
oops...
Archive
# A Short Probability Problem
5 min read
Given a_1 ~ Unif(0,1), a2 ~ Unif(0,2), a3 ~ Unif(0,3), a4 ~ Unif(0,4) and a5 ~ Unif(0,5), what is P(a1 <= a2 <= a3 <= a4 <= a5)?
# Dear Favourite Stranger...
1 min read
Maybe in another life :)
# osu!gaming CTF 2025 - Chart Viewer (Web)
12 min read
osu!gaming CTF 2025 web challenge writeup
# Robot Baseball: Jane Street October 2025 monthly puzzle
10 min read
Short writeup on one of JS's easier monthly puzzles