User contributions
- 14:36, 21 October 2020 (diff | hist) . . (0) . . m 2012 AMC 12B Problems/Problem 16
- 14:35, 21 October 2020 (diff | hist) . . (+22) . . 2012 AMC 12B Problems/Problem 16
- 01:53, 3 February 2020 (diff | hist) . . (+1) . . m 2020 AMC 10A Problems/Problem 13 (→Solution 3)