My practice on the competitive programming website Codeforces.
- rating: months to practice problems of that rating (starting from February)
- 1400 - 1500: 1, 2
- 1600 - 1700: 3, 4
- 1800 - 1900: 5, 6, 7, 8
- 2000 - 2100: 9, 10, 11, 12
- Solve at least three problems every day
- Candidate master by CCC 2023