User contributions for Aops19
10 February 2019
- 15:1915:19, 10 February 2019 diff hist +44 N 1979 AHSME Problems/Problem 30 Non-existent
- 14:4014:40, 10 February 2019 diff hist −3 2015 AMC 10B Problems/Problem 2 →Solution
- 14:3814:38, 10 February 2019 diff hist −16 2015 AMC 10B Problems/Problem 2 →Solution
- 14:3614:36, 10 February 2019 diff hist +16 2015 AMC 10B Problems/Problem 2 →Solution
- 14:2914:29, 10 February 2019 diff hist +3 2016 AMC 10B Problems/Problem 15 →Solution 3