test
- 2038-01-19 (sticky) meta information
- 2024-12-13 The 100th blog
- 2024-08-07 Akyuu's 30th birthday special — Blog embedded audio test
- 2023-01-30 2nd maintenance of my blog
- 2022-07-26 Notes on changing blog domain name
- 2022-07-06 Blog 1st anniversary / Applying for the GitHub Student Developer Pack
- 2021-07-06 The 1st blog
blah
- 2026-09-24 Sixty-four——I pwned an HONOR Magic3 using DeepSeek-V4.1-Flash
- 2026-09-08 (repost) statement
- 2026-07-07 Sixty-one — Blog 5th anniversary / Bye, food delivery
- 2026-04-19 Fifty-nine — Bye, Tenhou
- 2026-04-17 Fifty-eight — LLM numerical IQ test
- 2026-01-20 Fifty-seven — Upon the proof of Erdős problem 281 by GPT 5.2-Pro
- 2025-12-31 Fifty-six — My 2025
- 2025-07-06 Fifty-five — Blog 4th anniversary / Talk about the education of last 15 years
- 2025-06-28 Happy Tau Day 2025
- 2025-02-01 Fifty-three — Beware of LLM becoming the next "test-taker"
- 2024-12-31 Fifty-two — My 2024
- 2024-12-24 Fifty — Everyone knows 2048, but what about Threes!?
- 2024-12-07 Forty-nine — ChatGPT 3rd test
- 2024-10-19 Forty-eight — Bye, Chinese stock market
- 2024-02-23 Thirty-seven — My experience of taking IELTS
- 2023-12-31 Thirty-six — My 2023
- 2023-11-11 Thirty-five — Android 14 Easter egg trial
- 2023-07-06 Thirty-four — Blog 2nd anniversary / NUS trip
- 2023-04-26 Thirty-three — ChatGPT 2nd test
- 2023-01-27 Thirty-one — Miscellaneous talks on "Touhou Mystia Izakaya"
- 2022-12-28 Thirty — My 2022
- 2022-12-12 Twenty-nine — ChatGPT 1st test
- 2022-10-07 Twenty-eight — Revisiting "Shaun the Sheep Go Home 2"
- 2022-10-05 Twenty-seven — A brief discussion on "Mathematical Girl 5"
- 2022-04-15 Twenty-five — Bye, Baidu
- 2021-12-30 Twenty-four — My 2021
- 2021-11-17 Twenty-three — Review of CLANNAD (anime)
- 2021-11-01 Twenty-two — Bewilderment
- 2021-10-24 Twenty-one — Bye, mouse
- 2021-08-12 Twenty — C2 driving license journey
develop
- 2026-09-28 How to unlock Deep Freeze when you forget the password?
- 2026-05-22 Making official Moonlight iOS work over public IPv4 with split DNS
- 2026-03-28 How I forced VSCode Remote+Codex to work inside Ubuntu-in-Termux on Android
- 2025-11-29 Flash STF-AL10 into Lineage
- 2025-07-28 Obtaining the super administrator password for the HG6143D1 router
- 2025-02-27 Intranet penetration to build Overleaf server
- 2024-11-08 Learn intranet penetration the hard way (CanMV-K230 version)
- 2024-09-22 Building a fast and secure VNC service from scratch
- 2024-09-21 The quick guide to using Btrfs with Timeshift
- 2024-08-25 Is there really a bad tune in Mahjong Soul?
- 2024-03-16 Python implementation of the two-choice OT to GMW protocol
- 2023-08-27 LFS on a VM
- 2023-08-05 The second major change of my workflow — Ubuntu2Arch
- 2023-07-22 An experience of grabbing packets for Grab app
- 2023-05-13 (archived) NJU-PA experience
- 2023-04-17 nand2tetris
- 2023-01-10 Setting up Windows driver development environment
- 2022-12-24 Nazo game for web
- 2022-10-12 Subdomain calc.junyu33.me launched
- 2022-05-23 How to create an extremely comfortable pwn environment (season 3)
- 2022-03-13 How to create an extremely comfortable pwn environment (season 2)
- 2022-03-07 How to create an extremely comfortable pwn environment
- 2022-02-04 How to get the "lucky money" red packets correctly
- 2021-12-28 Simple minesweeper game
- 2021-08-10 Xposed, from beginner to quitter
- 2021-08-02 2048 and Threes! written in Mathematica
notes
- 2026-10-15 Why does fast inverse square root work?
- 2026-03-12 How to construct a non-abelian group with p^3 elements
- 2026-01-30 Rathee's trilogy — CrypTFlow2, SIRNN, and SecFloat
- 2025-08-10 Why does elliptic curve point addition satisfy the associative law?
- 2025-04-27 Diophantine equations and elliptic curves
- 2025-04-18 Calculate weil-pairing from 0 to 1
- 2025-03-18 From a LeetCode problem to a discrete logarithm solution algorithm
- 2025-03-09 How to calculate square roots by hand
- 2024-12-06 How to manually measure the CPU frequency of a RISC-V processor
- 2024-11-15 The missing lecture of your cryptography
- 2024-07-01 High-performance implementation of multiplication in finite fields on the Intel instruction set
- 2024-04-25 Clever compilers — x86_64 assembly arithmetic analysis
- 2024-04-07 Verilog — A practice approach
- 2024-03-20 Is multimod_fast really correct?
- 2024-03-14 The hodgepodge of proxy configuration
- 2023-12-19 Network A/D notes
- 2023-12-18 Network security notes
- 2023-10-30 Simple CMake tutorial (miniob version)
- 2023-03-22 How to buy ChatGPT Plus
- 2023-03-05 (archived) OS notes
- 2023-02-27 (archived) applied cryptography notes
- 2022-09-26 (archived) university physics notes
- 2022-09-26 (archived) probability and statistics notes
- 2022-04-01 Bandit game solution
- 2022-03-25 Database learning notes
- 2022-01-18 Quick guide from C to Python
- 2022-01-15 Encryption/decryption learning notes
- 2022-01-15 (recently not updated) CS:APP learning notes
ctf
- 2023-12-10 MiniELF
- 2023-03-30 PicoCTF 2023 pwn wp
- 2022-11-21 unctf2022 pwn wp
- 2022-08-11 corctf2022 wp
- 2022-07-21 Sichuan University CTF shixun cup wp
- 2022-07-03 Part of the solution of pwncollege
- 2022-02-07 (archived) CTF exercises (others)
- 2022-02-07 (archived) CTF exercises (pwn)
- 2021-12-11 CS:APP binary bomb lab
- 2021-11-23 SCUCTF21 freshman contest writeup
- 2021-11-06 CS:APP buffer bomb lab
- 2021-10-29 CS:APP decoding lab
- 2021-10-17 Qiangwang Cup offline sponsored trip notes
- 2021-09-25 The success of the Qiangwang Cup
- 2021-09-14 The failure of the Longjian Cup
CP
- 2026-06-01 Revisiting CSP-S 2020 T4 "Greedy Snake" six years later
- 2022-10-05 An interesting problem in a freshman course
- 2022-01-22 Generalized MT19937 PRG reverse analysis
- 2021-12-26 Bye, ACM
- 2021-08-27 Number guessing game