User contributions for Nieqianheng
Results for Nieqianheng talk block log uploads logs
A user with 2 edits. Account created on 25 January 2021.
28 February 2021
- 15:5715:57, 28 February 2021 diff hist +1 2020 USOMO Problems/Problem 3 No edit summary current
- 15:5315:53, 28 February 2021 diff hist +310 N 2020 USOMO Problems/Problem 3 Created page with "Let p be an odd prime. An integer x is called a quadratic non-residue if p does not divide x − t^2 for any integer t. Denote by A the set of all integers a such that 1 ≤ a..."
