19 August 2025

• 21:5621:56, 19 August 2025 diff hist +84 2000 IMO Problems/Problem 2 No edit summary current

14 August 2025

• 20:2620:26, 14 August 2025 diff hist +82 2012 USAMO Problems/Problem 1 No edit summary current

10 April 2025

• 20:3220:32, 10 April 2025 diff hist +76 m 1972 USAMO Problems/Problem 1 Added video solution with venn diagrams

25 July 2024

• 11:2911:29, 25 July 2024 diff hist −10 2023 AIME II Problems/Problem 7 →Solution 4 ≈ Solution 1 current