User contributions
- 16:36, 3 April 2021 (diff | hist) . . (+64) . . 2021 AIME I Problems/Problem 9
- 16:36, 3 April 2021 (diff | hist) . . (+65) . . 2021 AIME I Problems/Problem 5
- 16:35, 3 April 2021 (diff | hist) . . (+66) . . 2021 AIME I Problems/Problem 2