azazo@sakan:~$ ls
azazo@sakan:~$ ls -la
total 11
-rw-r--r-- 6.4K 2026-06-15 About problem 6 from Tokyo University's math entrance exam
a short filler post
-rw-r--r-- 37.6K 2026-02-02 Upsolving two pwn challenges from last year
my new years resolution is get better at pwn
-rw-r--r-- 21.7K 2025-12-18 BlahajCTF 2025 Author Writeups & Commentary
...and looking back on 3 years of BlahajCTF
drwxr-xr-x 2 2025-11-17 Let's Learn LLL!
lattices for ctfers
-rw-r--r-- 67.6K 2025-07-25 Sieberrsec Quals & Finals 2025
Es ist nicht over für uns
-rw-r--r-- 29.5K 2025-07-06 ICO and GreyCTF Finals 2025
Writeups and some thoughts
-rw-r--r-- 9.3K 2025-05-15 Evaluating sums with the residue theorem
A (perhaps surprising) application
-rw-r--r-- 6.1K 2025-05-06 Glasser's master theorem
Statement, example, and proof
-rw-r--r-- 13.0K 2025-01-06 IrisCTF 2025 writeups
First CTF of the year wow
-rw-r--r-- 6.7K 2024-12-18 I Don't Like The NUS NextBus App So I Did Something About It
This doesn't violate the AUP... right...?
-rw-r--r-- 404 2024-10-10 Hello World
all good things must come to an end; all bad things must have a beginning