배경 없음
Platinum III
Problems
Unrated
Arena
usj08Platinum III
usj085
Platinum III 192872 until Platinum II

수학 PS (정수론, 조합론, 선형대수, 수치해석, FFT)

264 Solved13 Contributions3 Reverse rivals

Rating

All1Y6M3M1M14D7D1D