Notes & writing
Blog
Programming notes, contest write-ups, technical guides, and occasional reflections.
Recent posts
View archive →-
Ten Years of Competitive Programming — A Retirement MemoirFrom my first encounter with competitive programming to the ICPC World Finals — a farewell to ten years of contests.
25 min read -
ICPC NAC 2026 — A North American Championship DiaryThe world was finally gentle with you.
11 min read -
2026.2–3 Rehab Trainingそうか、大人になったんだね
10 min read -
The 4th Universal Cup. Stage 10 Grand Prix of Wrocławciallo~
4 min read -
2026.1 Rehab TrainingIf the footprints of a life are one day buried by the dust of time, then we can never stop walking.
15 min read -
Junior Fall in ReviewFailure doesn't take away my right to place another bet.
11 min read -
Sophomore Year in ReviewI hope my next review has fewer regrets and more of that quiet 'I really did give it everything'.
6 min read -
Assorted Problems 3Mostly old Luogu blue-difficulty problems I solved years ago, with quick sketches and short editorials.
15 min read -
Assorted Problems 2Mostly old Luogu blue-difficulty problems I solved years ago, with quick sketches and short editorials.
11 min read -
Assorted Problems 1Mostly old Luogu blue-difficulty problems I solved years ago, with quick sketches and short editorials.
9 min read